TWI759013B - Lens assembly - Google Patents

Lens assembly Download PDF

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TWI759013B
TWI759013B TW109144501A TW109144501A TWI759013B TW I759013 B TWI759013 B TW I759013B TW 109144501 A TW109144501 A TW 109144501A TW 109144501 A TW109144501 A TW 109144501A TW I759013 B TWI759013 B TW I759013B
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lens
refractive power
image side
object side
surface facing
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TW109144501A
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TW202225760A (en
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許榮順
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大陸商信泰光學（深圳）有限公司
亞洲光學股份有限公司
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Abstract

A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens, and a tenth lens. The first, fifth, and tenth lenses are with positive refractive power. The second and sixth lenses are with negative refractive power. The seventh lens includes a convex surface facing an object side. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens, the eighth lens, the ninth lens, and the tenth lens are arranged in order from the object side to an image side along an optical axis. An air gap is included between the sixth lens and the seventh lens and another air gap is included between the eighth lens and th ninth lens.

Description

成像鏡頭(五十一) Imaging Lens(51)

本發明係有關於一種成像鏡頭。 The present invention relates to an imaging lens.

現今的成像鏡頭之發展趨勢，除了不斷朝向小型化、大光圈及高解析度發展外，隨著不同的應用需求，還需具備抗環境溫度變化的能力，習知的成像鏡頭已經無法滿足現今的需求，需要有另一種新架構的成像鏡頭，才能同時滿足小型化、大光圈、高解析度及抗環境溫度變化的需求。 The development trend of today's imaging lenses, in addition to the continuous development of miniaturization, large aperture and high resolution, requires the ability to resist environmental temperature changes with different application requirements. In order to meet the requirements of miniaturization, large aperture, high resolution and resistance to environmental temperature changes at the same time, an imaging lens with a new architecture is required.

有鑑於此，本發明之主要目的在於提供一種成像鏡頭，其鏡頭總長度較短、光圈值較小、解析度較高、抗環境溫度變化，但是仍具有良好的光學性能。 In view of this, the main purpose of the present invention is to provide an imaging lens, which has a short overall lens length, a small aperture value, a high resolution, and is resistant to changes in ambient temperature, but still has good optical performance.

本發明提供一種成像鏡頭包括一第一透鏡、一第二透鏡、一第三透鏡、一第四透鏡、一第五透鏡、一第六透鏡、一第七透鏡、一第八透鏡、一第九透鏡及一第十透鏡。第一透鏡具有正屈光力。第二透鏡具有負屈光力。第三透鏡具有屈光力。第四透鏡具有屈光力。第五透鏡具有正屈光力。第六透鏡具有負屈光力。第七透鏡具有屈光力且包括一凹面朝向一物側。第八透鏡具有屈光力。第九透鏡具有屈光力。第十透鏡具有正 屈光力。第一透鏡、第二透鏡、第三透鏡、第四透鏡、第五透鏡、第六透鏡、第七透鏡、第八透鏡、第九透鏡及第十透鏡沿著一光軸從物側至一像側依序排列。第六透鏡與第七透鏡間包括一空氣間隔。第八透鏡與第九透鏡間包括另一空氣間隔。 The invention provides an imaging lens including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens lens and a tenth lens. The first lens has positive refractive power. The second lens has negative refractive power. The third lens has refractive power. The fourth lens has refractive power. The fifth lens has positive refractive power. The sixth lens has negative refractive power. The seventh lens has refractive power and includes a concave surface facing an object side. The eighth lens has refractive power. The ninth lens has refractive power. The tenth lens has a positive refractive power. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens, the eighth lens, the ninth lens and the tenth lens are along an optical axis from the object side to an image arranged side by side. An air space is included between the sixth lens and the seventh lens. Another air space is included between the eighth lens and the ninth lens.

其中第一透鏡為彎月型透鏡，且包括一凸面朝向物側及一凹面朝向像側，第二透鏡為彎月型透鏡，且包括一凸面朝向物側及一凹面朝向像側，第三透鏡具有負屈光力，且包括一凹面朝向物側及另一凹面朝向像側，第四透鏡具有正屈光力，且包括一凸面朝向像側，第五透鏡包括一凸面朝向物側，第六透鏡包括一凹面朝向物側及另一凹面朝向像側，第七透鏡具有正屈光力，且可更包括一凸面朝向像側，第八透鏡具有正屈光力，且包括一凸面朝向物側及另一凸面朝向像側，第九透鏡具有負屈光力，且包括一凹面朝向物側，第十透鏡包括一凸面朝向物側。 The first lens is a meniscus lens, and includes a convex surface facing the object side and a concave surface facing the image side, the second lens is a meniscus lens, and includes a convex surface facing the object side and a concave surface facing the image side, and the third lens It has negative refractive power and includes a concave surface facing the object side and another concave surface facing the image side, the fourth lens has positive refractive power and includes a convex surface facing the image side, the fifth lens includes a convex surface facing the object side, and the sixth lens includes a concave surface toward the object side and the other concave surface toward the image side, the seventh lens has positive refractive power, and may further include a convex surface toward the image side, the eighth lens has positive refractive power, and includes a convex surface toward the object side and another convex surface toward the image side, The ninth lens has negative refractive power and includes a concave surface facing the object side, and the tenth lens includes a convex surface facing the object side.

其中第四透鏡可更包括一凹面或凸面朝向物側，第五透鏡可更包括一凹面或凸面朝向像側，第九透鏡可更包括一凹面或凸面朝向像側，第十透鏡可更包括一凹面或凸面朝向像側。 The fourth lens may further include a concave or convex surface facing the object side, the fifth lens may further include a concave or convex surface facing the image side, the ninth lens may further include a concave or convex surface facing the image side, and the tenth lens may further include a The concave or convex surface faces the image side.

本發明之成像鏡頭可更包括一光圈，設置於一第一透鏡群與一第二透鏡群之間，第一透鏡群包括第一透鏡、第二透鏡、第三透鏡、第四透鏡及第五透鏡，第二透鏡群包括第六透鏡、第七透鏡、第八透鏡、第九透鏡及第十透鏡。 The imaging lens of the present invention may further include an aperture, disposed between a first lens group and a second lens group, and the first lens group includes a first lens, a second lens, a third lens, a fourth lens and a fifth lens The second lens group includes a sixth lens, a seventh lens, an eighth lens, a ninth lens and a tenth lens.

其中第一透鏡群具有正屈光力，第二透鏡群具有正屈光力。 The first lens group has positive refractive power, and the second lens group has positive refractive power.

其中成像鏡頭滿足以下條件：3.1mm<R11+R31<12.2mm；其中，R11為第一透鏡之一物側面之一曲率半徑，R31為第三透鏡之一物側面 之一曲率半徑。 The imaging lens satisfies the following conditions: 3.1mm<R 11 +R 31 <12.2mm; wherein R 11 is a radius of curvature of one of the object sides of the first lens, and R 31 is a radius of curvature of one of the object sides of the third lens .

其中成像鏡頭滿足以下條件：-0.31<R31/f1<-0.13；其中，f1為第一透鏡之一有效焦距，R31為第三透鏡之一物側面之一曲率半徑。 The imaging lens satisfies the following conditions: -0.31<R 31 /f 1 <-0.13; wherein, f 1 is an effective focal length of the first lens, and R 31 is a curvature radius of an object side surface of the third lens.

其中成像鏡頭滿足以下任一條件：-10mm<fe-fk<10mm；-4.3<(R41-R92)/f4<25；-5.2<(Rk2-Rm2)/fe<37.6；其中，f4為第四透鏡之一有效焦距，fe為第二透鏡群中最靠近物側之透鏡之一有效焦距，fk為第二靠近像側之透鏡之一有效焦距，R41為第四透鏡之一物側面之一曲率半徑，R92為第九透鏡之一像側面之一曲率半徑，Rk2為第二靠近像側之透鏡之一像側面之一曲率半徑，Rm2為最靠近像側之透鏡之一像側面之一曲率半徑。 The imaging lens satisfies any of the following conditions: -10mm<f e -f k <10mm;-4.3<(R 41 -R 92 )/f 4 <25;-5.2<(R k2 -R m2) /f e <37.6; wherein, f 4 is an effective focal length of the fourth lens, f e is an effective focal length of the lens closest to the object side in the second lens group, f k is an effective focal length of the second lens close to the image side, R 41 is a curvature radius of an object side of the fourth lens, R 92 is a curvature radius of an image side of the ninth lens, R k2 is a curvature radius of an image side of the second lens close to the image side, R m2 is a radius of curvature of one of the image sides of the lens closest to the image side.

其中成像鏡頭滿足以下任一條件：10mm<f4-Rk2<56.5mm；0.4<R11/R12<0.8；48mm<f1+f4<108mm；其中，f1為第一透鏡之一有效焦距，f4為第四透鏡之一有效焦距，R11為第一透鏡之一物側面之一曲率半徑，R12為第一透鏡之一像側面之一曲率半徑，Rk2為第二靠近像側之透鏡之一像側面之一曲率半徑。 The imaging lens satisfies any of the following conditions: 10mm<f 4 -R k2 <56.5mm;0.4<R 11 /R 12 <0.8;48mm<f 1 +f 4 <108mm; where f 1 is one of the first lenses Effective focal length, f4 is an effective focal length of the fourth lens, R11 is a curvature radius of an object side of the first lens, R12 is a curvature radius of an image side of the first lens, and Rk2 is the second closest A radius of curvature of one of the image sides of the lens on the image side.

其中成像鏡頭滿足以下任一條件：-2.2<Rk2/(f1+fk)<0.13；-22<(Rm2+f1)/fk<-1；其中，f1為第一透鏡之一有效焦距，fk為第二靠近像側之透鏡之一有效焦距，Rk2為第二靠近像側之透鏡之一像側面之一曲率半徑，Rm2為最靠近像側之透鏡之一像側面之一曲率半徑。 The imaging lens satisfies any of the following conditions: -2.2<R k2 /(f 1 +f k )<0.13;-22<(R m2 +f 1 )/f k <-1; where f 1 is the first lens an effective focal length, f k is an effective focal length of the second lens close to the image side, R k2 is a curvature radius of an image side of the second lens close to the image side, R m2 is one of the lenses closest to the image side Like the radius of curvature of one of the sides.

其中成像鏡頭滿足以下任一條件：2.4<TTL/fr<2.7；50mm<f1-fk<100mm；其中，f1為第一透鏡之一有效焦距，fk為第二靠近像側之透鏡之一有效焦距，fr為第二透鏡群之一有效焦距，TTL為第一透鏡之一物側面至一成像面於光軸上之一間距。 The imaging lens satisfies any of the following conditions: 2.4<TTL/f r <2.7;50mm<f 1 -f k <100mm; where f 1 is an effective focal length of the first lens, and f k is the second lens close to the image side An effective focal length of the lens, f r is an effective focal length of the second lens group, and TTL is a distance on the optical axis from an object side of the first lens to an imaging plane.

為使本發明之上述目的、特徵、和優點能更明顯易懂，下文特舉較佳實施例並配合所附圖式做詳細說明。 In order to make the above objects, features, and advantages of the present invention more clearly understood, preferred embodiments are hereinafter described in detail with the accompanying drawings.

1、2、3:成像鏡頭 1, 2, 3: Imaging lens

LG11、LG21、LG31:第一透鏡群 LG11, LG21, LG31: The first lens group

ST1、ST2、ST3:光圈 ST1, ST2, ST3: Aperture

LG12、LG22、LG32:第二透鏡群 LG12, LG22, LG32: Second lens group

L11、L21、L31:第一透鏡 L11, L21, L31: The first lens

L12、L22、L32:第二透鏡 L12, L22, L32: Second lens

L13、L23、L33:第三透鏡 L13, L23, L33: Third lens

L14、L24、L34:第四透鏡 L14, L24, L34: Fourth lens

L15、L25、L35:第五透鏡 L15, L25, L35: Fifth lens

L16、L26、L36:第六透鏡 L16, L26, L36: Sixth lens

L17、L27、L37:第七透鏡 L17, L27, L37: Seventh lens

L18、L28、L38:第八透鏡 L18, L28, L38: Eighth lens

L19、L29、L39:第九透鏡 L19, L29, L39: ninth lens

L110、L210、L310:第十透鏡 L110, L210, L310: Tenth lens

IMA1、IMA2、IMA3:成像面 IMA1, IMA2, IMA3: Imaging plane

OA1、OA2、OA3:光軸 OA1, OA2, OA3: Optical axis

S11、S21、S31:第一透鏡物側面 S11, S21, S31: the object side of the first lens

S12、S22、S32:第一透鏡像側面 S12, S22, S32: the image side of the first lens

S13、S23、S33:第二透鏡物側面 S13, S23, S33: the object side of the second lens

S14、S24、S34:第二透鏡像側面 S14, S24, S34: second lens image side

S15、S25、S35:第三透鏡物側面 S15, S25, S35: the object side of the third lens

S16、S26、S36:第三透鏡像側面 S16, S26, S36: third lens image side

S17、S27、S37:第四透鏡物側面 S17, S27, S37: the object side of the fourth lens

S18、S28、S38:第四透鏡像側面 S18, S28, S38: image side of the fourth lens

S19、S29、S39:第五透鏡物側面 S19, S29, S39: the object side of the fifth lens

S110、S210、S310:第五透鏡像側面 S110, S210, S310: the image side of the fifth lens

S111、S211、S311:光圈面 S111, S211, S311: Aperture surface

S112、S212、S312:第六透鏡物側面 S112, S212, S312: the object side of the sixth lens

S113、S213、S313:第六透鏡像側面 S113, S213, S313: image side of sixth lens

S114、S214、S314:第七透鏡物側面 S114, S214, S314: the object side of the seventh lens

S115、S215、S315:第七透鏡像側面 S115, S215, S315: image side of the seventh lens

S116、S216、S316:第八透鏡物側面 S116, S216, S316: the object side of the eighth lens

S117、S217、S317:第八透鏡像側面 S117, S217, S317: image side of the eighth lens

S118、S218、S318:第九透鏡物側面 S118, S218, S318: the object side of the ninth lens

S119、S219、S319:第九透鏡像側面 S119, S219, S319: image side of the ninth lens

S120、S220、S320:第十透鏡物側面 S120, S220, S320: the object side of the tenth lens

S121、S221、S321:第十透鏡像側面 S121, S221, S321: image side of the tenth lens

第1圖係依據本發明之成像鏡頭之第一實施例的透鏡配置與光路示意圖。 FIG. 1 is a schematic diagram of a lens configuration and an optical path of a first embodiment of an imaging lens according to the present invention.

第2A圖係依據本發明之成像鏡頭之第一實施例的縱向像差(Longitudinal Aberration)圖。 FIG. 2A is a longitudinal aberration (Longitudinal Aberration) diagram of the first embodiment of the imaging lens according to the present invention.

第2B圖係依據本發明之成像鏡頭之第一實施例的場曲(Field Curvature)圖。 FIG. 2B is a field curvature diagram of the first embodiment of the imaging lens according to the present invention.

第2C圖係依據本發明之成像鏡頭之第一實施例的畸變(Distortion)圖。 FIG. 2C is a distortion diagram of the first embodiment of the imaging lens according to the present invention.

第3圖係依據本發明之成像鏡頭之第二實施例的透鏡配置與光路示意圖。 FIG. 3 is a schematic diagram of the lens configuration and optical path of the second embodiment of the imaging lens according to the present invention.

第4A圖係依據本發明之成像鏡頭之第二實施例的縱向像差圖。 FIG. 4A is a longitudinal aberration diagram of the second embodiment of the imaging lens according to the present invention.

第4B圖係依據本發明之成像鏡頭之第二實施例的場曲圖。 FIG. 4B is a field curvature diagram of the second embodiment of the imaging lens according to the present invention.

第4C圖係依據本發明之成像鏡頭之第二實施例的畸變圖。 FIG. 4C is a distortion diagram of the second embodiment of the imaging lens according to the present invention.

第5圖係依據本發明之成像鏡頭之第三實施例的透鏡配置與光路示意圖。 FIG. 5 is a schematic diagram of a lens configuration and an optical path of a third embodiment of the imaging lens according to the present invention.

第6A圖係依據本發明之成像鏡頭之第三實施例的縱向像差圖。 FIG. 6A is a longitudinal aberration diagram of a third embodiment of the imaging lens according to the present invention.

第6B圖係依據本發明之成像鏡頭之第三實施例的場曲圖。 FIG. 6B is a field curvature diagram of the third embodiment of the imaging lens according to the present invention.

第6C圖係依據本發明之成像鏡頭之第三實施例的畸變圖。 FIG. 6C is a distortion diagram of a third embodiment of the imaging lens according to the present invention.

本發明提供一種成像鏡頭，包括：一第一透鏡、一第二透鏡、一第三透鏡、一第四透鏡、一第五透鏡一第六透鏡、一第七透鏡、一第八透鏡、一第九透鏡及一第十透鏡；其中第一透鏡具有正屈光力；其中第二透鏡具有負屈光力；其中第三透鏡具有屈光力；其中第四透鏡具有屈光力；其中第五透鏡具有正屈光力；其中第六透鏡具有負屈光力；其中第七透鏡具有屈光力，第七透鏡包括一凹面朝向一物側；其中第八透鏡具有屈光力；其中第九透鏡具有屈光力；其中第十透鏡具有正屈光力；其中第一透鏡、第二透鏡、第三透鏡、第四透鏡、第五透鏡、第六透鏡、第七透鏡、第八透鏡、第九透鏡及第十透鏡沿著一光軸從物側至一像側依序排列；其中第六透鏡與第七透鏡間包括一空氣間隔，第八透鏡與第九透鏡間包括另一空氣間隔。 The present invention provides an imaging lens, comprising: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a first lens Nine lenses and a tenth lens; wherein the first lens has positive refractive power; wherein the second lens has negative refractive power; wherein the third lens has refractive power; wherein the fourth lens has refractive power; wherein the fifth lens has positive refractive power; wherein the sixth lens It has negative refractive power; wherein the seventh lens has refractive power, and the seventh lens includes a concave surface facing an object side; wherein the eighth lens has refractive power; wherein the ninth lens has refractive power; wherein the tenth lens has positive refractive power; The second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens, the eighth lens, the ninth lens and the tenth lens are sequentially arranged along an optical axis from the object side to an image side; An air space is included between the sixth lens and the seventh lens, and another air space is included between the eighth lens and the ninth lens.

請參閱底下表一、表三及表五，其中表一、表三及表五分别為依據本發明之成像鏡頭之第一實施例至第三實施例的各透鏡之相關參數表。 Please refer to Table 1, Table 3 and Table 5 below, wherein Table 1, Table 3 and Table 5 are the relevant parameter tables of each lens of the first embodiment to the third embodiment of the imaging lens according to the present invention, respectively.

第1、3、5圖分別為本發明之成像鏡頭之第一、二、三實施例的透鏡配置與光路示意圖，其中第一透鏡群LG11包括第一透鏡L11、第二透鏡L12、第三透鏡L13、第四透鏡L14及第五透鏡L15，第二透鏡群LG12包括第六透鏡L16、第七透鏡L17、第八透鏡L18、第九透鏡L19及第十透鏡L110；第一透鏡群LG21包括第一透鏡L21、第二透鏡L22、第三透鏡L23、第四透鏡L24及第五透鏡L25，第二透鏡群LG22包括第六透鏡L26、第七透鏡L27、第八透鏡L28、第九透鏡L29及第十透鏡L210；第一透鏡群LG31包括第一透鏡L31、第二透鏡L32、第三透鏡L33、第四透鏡L34及第 五透鏡L35，第二透鏡群LG32包括第六透鏡L36、第七透鏡L37、第八透鏡L38、第九透鏡L39及第十透鏡L310。 Figures 1, 3, and 5 are schematic diagrams of lens configurations and optical paths of the first, second, and third embodiments of the imaging lens of the present invention, respectively, wherein the first lens group LG11 includes a first lens L11, a second lens L12, and a third lens L13, the fourth lens L14 and the fifth lens L15, the second lens group LG12 includes the sixth lens L16, the seventh lens L17, the eighth lens L18, the ninth lens L19 and the tenth lens L110; the first lens group LG21 includes the A lens L21, a second lens L22, a third lens L23, a fourth lens L24 and a fifth lens L25, the second lens group LG22 includes a sixth lens L26, a seventh lens L27, an eighth lens L28, a ninth lens L29 and The tenth lens L210; the first lens group LG31 includes a first lens L31, a second lens L32, a third lens L33, a fourth lens L34 and a Five lenses L35, the second lens group LG32 includes a sixth lens L36, a seventh lens L37, an eighth lens L38, a ninth lens L39 and a tenth lens L310.

第一透鏡L11、L21、L31為彎月型透鏡具有正屈光力，由玻璃材質製成，其物側面S11、S21、S31為凸面，像側面S12、S22、S32為凹面，物側面S11、S21、S31與像側面S12、S22、S32皆為球面表面。 The first lenses L11, L21 and L31 are meniscus lenses with positive refractive power and are made of glass material. S31 and the image side surfaces S12, S22 and S32 are all spherical surfaces.

第二透鏡L12、L22、L32為彎月型透鏡具有負屈光力，由玻璃材質製成，其物側面S13、S23、S33為凸面，像側面S14、S24、S34為凹面，物側面S13、S23、S33與像側面S14、S24、S34皆為球面表面。 The second lenses L12, L22 and L32 are meniscus lenses with negative refractive power and are made of glass material. S33 and the image side surfaces S14, S24, and S34 are all spherical surfaces.

第三透鏡L13、L23、L33為雙凹透鏡具有負屈光力，由玻璃材質製成，其物側面S15、S25、S35為凹面，像側面S16、S26、S36為凹面，物側面S15、S25、S35與像側面S16、S26、S36皆為球面表面。 The third lenses L13, L23, L33 are biconcave lenses with negative refractive power, made of glass material, the object sides S15, S25, S35 are concave, the image sides S16, S26, S36 are concave, and the object sides S15, S25, S35 are concave. Like the side surfaces S16, S26, S36 are spherical surfaces.

第四透鏡L14、L24、L34具有正屈光力，由玻璃材質製成，其像側面S18、S28、S38為凸面，物側面S17、S27、S37與像側面S18、S28、S38皆為球面表面。 The fourth lenses L14, L24, L34 have positive refractive power and are made of glass material, the image sides S18, S28, S38 are convex surfaces, and the object sides S17, S27, S37 and the image sides S18, S28, S38 are all spherical surfaces.

第五透鏡L15、L25、L35具有正屈光力，由玻璃材質製成，其物側面S19、S29、S39為凸面，物側面S19、S29、S39與像側面S110、S210、S310皆為球面表面。 The fifth lenses L15, L25 and L35 have positive refractive power and are made of glass material. The object side surfaces S19, S29 and S39 are convex surfaces, and the object side surfaces S19, S29 and S39 and the image side surfaces S110, S210 and S310 are all spherical surfaces.

第六透鏡L16、L26、L36具有負屈光力，由玻璃材質製成，其物側面S112、S212、S312為凹面，像側面S113、S213、S313為凹面，物側面S112、S212、S312與像側面S113、S213、S313皆為球面表面。 The sixth lens L16, L26, and L36 have negative refractive power and are made of glass material. The object sides S112, S212, and S312 are concave, the image sides S113, S213, and S313 are concave, and the object sides S112, S212, S312 and the image side S113 are concave. , S213 and S313 are all spherical surfaces.

第七透鏡L17、L27、L37為彎月型透鏡具有正屈光力，由玻璃材質製成，其物側面S114、S214、S314為凹面，像側面S115、S215、 S315為凸面，物側面S114、S214、S314與像側面S115、S215、S315皆為球面表面。 The seventh lenses L17, L27 and L37 are meniscus lenses with positive refractive power and are made of glass material. S315 is a convex surface, and the object side surfaces S114, S214, S314 and the image side surfaces S115, S215, and S315 are all spherical surfaces.

第八透鏡L18、L28、L38具有正屈光力，由玻璃材質製成，其物側面S116、S216、S316為凸面，像側面S117、S217、S317為凸面，物側面S116、S216、S316與像側面S117、S217、S317皆為球面表面。 The eighth lenses L18, L28, and L38 have positive refractive power and are made of glass material. The object sides S116, S216, and S316 are convex, the image sides S117, S217, and S317 are convex, and the object sides S116, S216, S316 and the image side S117 are convex. , S217 and S317 are all spherical surfaces.

第九透鏡L19、L29、L39具有負屈光力，由玻璃材質製成，其物側面S118、S218、S318為凹面，物側面S118、S218、S318與像側面S119、S219、S319皆為球面表面。 The ninth lenses L19, L29, and L39 have negative refractive power and are made of glass material. The object sides S118, S218, and S318 are concave, and the object sides S118, S218, and S318 and the image sides S119, S219, and S319 are spherical surfaces.

第十透鏡L110、L210、L310具有正屈光力，由玻璃材質製成，其物側面S120、S220、S320為凸面，物側面S120、S220、S320與像側面S121、S221、S321皆為球面表面。 The tenth lenses L110, L210, and L310 have positive refractive power and are made of glass material. The object sides S120, S220, and S320 are convex surfaces, and the object sides S120, S220, and S320 and the image sides S121, S221, and S321 are spherical surfaces.

另外，成像鏡頭1、2、3至少滿足以下任一條件： In addition, the imaging lenses 1, 2, and 3 meet at least one of the following conditions:

-10mm<fe-fk<10mm； (1) -10mm<f e -f k <10mm; (1)

-4.3<(R41-R92)/f4<25； (2) -4.3<(R 41 -R 92 )/f 4 <25; (2)

-5.2<(Rk2-Rm2)/fe<37.6； (3) -5.2<(R k2 -R m2 )/f e <37.6; (3)

10mm<f4-Rk2<56.5mm； (4) 10mm<f 4 -R k2 <56.5mm; (4)

0.4<R11/R12<0.8； (5) 0.4<R 11 /R 12 <0.8; (5)

48mm<f1+f4<108mm； (6) 48mm<f 1 +f 4 <108mm; (6)

-2.2<Rk2/(f1+fk)<0.13； (7) -2.2<R k2 /(f 1 +f k )<0.13; (7)

-22<(Rm2+f1)/fk<-1； (8) -22<(R m2 +f 1 )/f k <-1; (8)

2.4<TTL/fr<2.7； (9) 2.4<TTL/ fr <2.7; (9)

50mm<f1-fk<100mm； (10) 50mm<f 1 -f k <100mm; (10)

3.1mm<R11+R31<12.2mm； (11) 3.1mm<R 11 +R 31 <12.2mm; (11)

-0.31<R31/f1<-0.13； (12) -0.31<R 31 /f 1 <-0.13; (12)

其中，f1為第一實施例至第三實施例中，第一透鏡L11、L21、L31之一有效焦距，f4為第一實施例至第三實施例中，第四透鏡L14、L24、L34之一有效焦距，fe為第一實施例至第三實施例中，第二透鏡群LG12、LG22、LG32中最靠近物側之透鏡L11、L21、L31之一有效焦距，fk為第一實施例至第三實施例中，第二靠近像側之透鏡L19、L29、L39之一有效焦距，fr為第一實施例至第三實施例中，第二透鏡群LG12、LG22、LG32之一有效焦距，R11為第一實施例至第三實施例中，第一透鏡L11、L21、L31之物側面S11、S21、S31之一曲率半徑，R12為第一實施例至第三實施例中，第一透鏡L11、L21、L31之像側面S12、S22、S32之一曲率半徑，R41為第一實施例至第三實施例中，第四透鏡L14、L24、L34之物側面S17、S27、S37之一曲率半徑，R92為第一實施例至第三實施例中，第九透鏡L19、L29、L39之像側面S119、S219、S319之一曲率半徑，Rk2為第一實施例至第三實施例中，第二靠近像側之透鏡L19、L29、L39之像側面S119、S219、S319之一曲率半徑，Rm2為第一實施例至第三實施例中，最靠近像側之透鏡L110、L210、L310之像側面S121、S221、S321之一曲率半徑，TTL為第一實施例至第三實施例中，第一透鏡L11、L21、L31之物側面S11、S21、S31分別至成像面IMA1、IMA2、IMA3於光軸OA1、OA2、OA3上之一間距，R31為第一實施例至第三實施例中，第三透鏡L13、L23、L33之物側面S15、S25、S35之一曲率半徑。使得成像鏡頭1、2、3能有效的縮短鏡頭總長度、 有效的提升解析度、有效的抗環境溫度變化、有效的修正像差、有效的修正色差。 Among them, f 1 is one of the effective focal lengths of the first lenses L11, L21, L31 in the first to third embodiments, and f 4 is the first to third embodiments, the fourth lenses L14, L24, An effective focal length of L34, f e is an effective focal length of the lenses L11, L21, L31 closest to the object side in the second lens group LG12, LG22, LG32 in the first to third embodiments, f k is the first In the first to third embodiments, an effective focal length of the second lens L19, L29, L39 close to the image side, f r is the second lens group LG12, LG22, LG32 in the first to third embodiments An effective focal length, R 11 is a curvature radius of the side surfaces S11, S21, S31 of the first lenses L11, L21, L31 in the first to third embodiments, R 12 is the first to third embodiments In the embodiment, the radius of curvature of the image side surfaces S12, S22, and S32 of the first lenses L11, L21, and L31, and R 41 is the object side surface of the fourth lenses L14, L24, and L34 in the first to third embodiments. S17, S27, S37 is a curvature radius, R 92 is a curvature radius of the image side surfaces S119, S219, S319 of the ninth lenses L19, L29, L39 in the first to third embodiments, R k2 is the first In the embodiment to the third embodiment, a curvature radius of the image sides S119, S219, S319 of the second lens L19, L29, L39 close to the image side, R m2 is the first embodiment to the third embodiment, the closest A curvature radius of the image sides S121, S221, S321 of the lenses L110, L210, L310 on the image side, TTL is the first embodiment to the third embodiment, the object sides S11, S21, S31 is a distance between the imaging planes IMA1, IMA2, and IMA3 on the optical axes OA1, OA2, and OA3, respectively, and R 31 is the first to third embodiments. One of the curvature radius of S25 and S35. The imaging lenses 1, 2, and 3 can effectively shorten the total length of the lens, effectively improve the resolution, effectively resist environmental temperature changes, effectively correct aberrations, and effectively correct chromatic aberrations.

當滿足條件(1)：-10mm<fe-fk<10mm時，能有效修正慧差及修正場曲與像面彎曲；當滿足條件(2)：-4.3<(R41-R92)/f4<25時，能有效修正橫向色差；當滿足條件(3)：-5.2<(Rk2-Rm2)/fe<37.6時，能有效修正高階系統像差及橫向色差；當滿足條件(4)：10mm<f4-Rk2<56.5mm時，能有效修正橫向色差；當滿足條件(5)：0.4<R11/R12<0.8時，能有效修正畸變及提升成像鏡頭組裝良率；當滿足條件(6)：48mm<f1+f4<108mm時，藉由第一和第四透鏡的高屈光力，能有效縮小成像鏡頭體積；當滿足條件(7)：-2.2<Rk2/(f1+fk)<0.13時，能有效修正離軸視場的像差及像散；當滿足條件(8)：-22<(Rm2+f1)/fk<-1時，能有效縮小成像鏡頭體積並降低系統敏感度；當滿足條件(9)：2.4<TTL/fr<2.7時，能有效確保最短的成像鏡頭總長度；當滿足條件(10)：50mm<f1-fk<100mm時，能有效修正成像鏡頭的像散；當滿足條件(11)：3.1mm<R11+R31<12.2mm時，能有效修正軸外色差；當滿足條件(12)：-0.31<R31/f1<-0.13時，能有效修正畸變及軸外色差。全球面玻璃的設計有助於使上述條件達到功效，讓成像鏡頭在高或低溫的環境下保有高性能。 When the condition (1) is satisfied: -10mm<f e -f k <10mm, the coma and field curvature and image plane curvature can be corrected effectively; when the condition (2) is satisfied: -4.3<(R 41 -R 92 ) When / f4 <25, it can effectively correct lateral chromatic aberration; when the condition (3) is met: -5.2<(R k2 -R m2 )/f e <37.6, it can effectively correct high-order system aberration and lateral chromatic aberration; when the condition is met (4): When 10mm<f 4 -R k2 <56.5mm, it can effectively correct the lateral chromatic aberration; when the condition (5) is satisfied: 0.4<R 11 /R 12 <0.8, it can effectively correct the distortion and improve the assembly of the imaging lens When the condition (6) is satisfied: 48mm<f 1 +f 4 <108mm, the volume of the imaging lens can be effectively reduced by the high refractive power of the first and fourth lenses; when the condition (7) is satisfied: -2.2<R When k2 /(f 1 +f k )<0.13, the aberration and astigmatism of the off-axis field of view can be effectively corrected; when the condition (8) is satisfied: -22<(R m2 +f 1 )/f k <-1 , it can effectively reduce the volume of the imaging lens and reduce the sensitivity of the system; when the condition (9) is satisfied: 2.4<TTL/f r <2.7, it can effectively ensure the shortest total length of the imaging lens; when the condition (10) is satisfied: 50mm< When f 1 -f k <100mm, the astigmatism of the imaging lens can be corrected effectively; when the condition (11) is satisfied: 3.1mm<R 11 +R 31 <12.2mm, the off-axis chromatic aberration can be corrected effectively; when the condition (12) is satisfied, the off-axis chromatic aberration can be corrected effectively. ): -0.31<R 31 /f 1 <-0.13, it can effectively correct distortion and off-axis chromatic aberration. The design of the global face glass helps to achieve the above conditions, allowing the imaging lens to maintain high performance in high or low temperature environments.

現詳細說明本發明之成像鏡頭之第一實施例。請參閱第1圖，成像鏡頭1沿著一光軸OA1從一物側至一像側依序包括一第一透鏡群LG11、一光圈ST1及一第二透鏡群LG12。第一透鏡群LG11沿著光軸OA1從物側至像側依序包括一第一透鏡L11、一第二透鏡L12、一第三透鏡L13、一第四透鏡L14及一第五透鏡L15，第二透鏡群LG12沿著光軸OA1從物側 至像側依序包括一第六透鏡L16、一第七透鏡L17、一第八透鏡L18、一第九透鏡L19及一第十透鏡L110。成像時，來自物側之光線最後成像於一成像面IMA1上。根據【實施方式】第一至十三段落，其中： The first embodiment of the imaging lens of the present invention will now be described in detail. Referring to FIG. 1 , the imaging lens 1 includes a first lens group LG11 , an aperture ST1 and a second lens group LG12 in sequence from an object side to an image side along an optical axis OA1 . The first lens group LG11 includes a first lens L11, a second lens L12, a third lens L13, a fourth lens L14 and a fifth lens L15 in sequence from the object side to the image side along the optical axis OA1. The two-lens group LG12 is from the object side along the optical axis OA1 The image side includes a sixth lens L16, a seventh lens L17, an eighth lens L18, a ninth lens L19 and a tenth lens L110 in sequence. During imaging, the light from the object side is finally imaged on an imaging plane IMA1. According to the first to thirteenth paragraphs of [Embodiment], wherein:

第四透鏡L14物側面S17為凸面；第五透鏡L15為彎月型透鏡，其像側面S110為凹面；第九透鏡L19為彎月型透鏡，其像側面S119為凸面；第十透鏡L110為彎月型透鏡，其像側面S121為凹面； The object side S17 of the fourth lens L14 is a convex surface; the fifth lens L15 is a meniscus lens, and its image side S110 is a concave surface; the ninth lens L19 is a meniscus lens, and its image side S119 is a convex surface; the tenth lens L110 is a curved surface. Moon lens, its image side S121 is concave;

利用上述透鏡、光圈ST1及至少滿足條件(1)至條件(12)其中一條件之設計，使得成像鏡頭1能有效的縮短鏡頭總長度、有效的提升解析度、有效的抗環境溫度變化、有效的修正像差、有效的修正色差。 Using the above-mentioned lens, aperture ST1 and the design that satisfies at least one of the conditions (1) to (12), the imaging lens 1 can effectively shorten the total length of the lens, effectively improve the resolution, effectively resist environmental temperature changes, and effectively Correct aberration, effective correction of chromatic aberration.

表一為第1圖中成像鏡頭1之各透鏡之相關參數表。 Table 1 is a table of relevant parameters of each lens of the imaging lens 1 in the first figure.

Figure 109144501-A0101-12-0010-1
Figure 109144501-A0101-12-0010-1

Figure 109144501-A0101-12-0011-2
Figure 109144501-A0101-12-0011-2

表二為第一實施例之成像鏡頭1之相關參數值及其對應條件(1)至條件(12)之計算值，由表二可知，第一實施例之成像鏡頭1皆能滿足條件(1)至條件(12)之要求。 Table 2 shows the relevant parameter values of the imaging lens 1 of the first embodiment and the calculated values of the corresponding conditions (1) to (12). It can be seen from Table 2 that the imaging lens 1 of the first embodiment can meet the conditions (1). ) to the requirements of condition (12).

Figure 109144501-A0101-12-0011-6
Figure 109144501-A0101-12-0011-6

另外，第一實施例之成像鏡頭1的光學性能也可達到要求，由第2A圖可看出，第一實施例之成像鏡頭1其縱向像差介於-0.0035mm至-0.0010mm之間。由第2B圖可看出，第一實施例之成像鏡頭1其場曲介於-0.025mm至0.00mm之間。由第2C圖可看出，第一實施例之成像鏡頭1其畸變介於-8%至0%之間。 In addition, the optical performance of the imaging lens 1 of the first embodiment can also meet the requirements. It can be seen from FIG. 2A that the longitudinal aberration of the imaging lens 1 of the first embodiment is between -0.0035mm and -0.0010mm. It can be seen from FIG. 2B that the field curvature of the imaging lens 1 of the first embodiment is between -0.025 mm and 0.00 mm. It can be seen from FIG. 2C that the distortion of the imaging lens 1 of the first embodiment is between -8% and 0%.

顯見第一實施例之成像鏡頭1之縱向像差、場曲、畸變都能被有效修正，從而得到較佳的光學性能。 It is obvious that the longitudinal aberration, field curvature, and distortion of the imaging lens 1 of the first embodiment can be effectively corrected, thereby obtaining better optical performance.

請參閱第3圖，成像鏡頭2沿著一光軸OA2從一物側至一像側依序包括一第一透鏡群LG21、一光圈ST2及一第二透鏡群LG22。第一透鏡群LG21沿著光軸OA2從物側至像側依序包括一第一透鏡L21、一第二透鏡L22、一第三透鏡L23、一第四透鏡L24及一第五透鏡L25，第二透鏡群LG22沿著光軸OA2從物側至像側依序包括一第六透鏡L26、一第七透鏡L27、一第八透鏡L28、一第九透鏡L29及一第十透鏡L210。成像時，來自物側之光線最後成像於一成像面IMA2上。根據【實施方式】第一至十三 段落，其中： Please refer to FIG. 3 , the imaging lens 2 sequentially includes a first lens group LG21 , an aperture ST2 and a second lens group LG22 along an optical axis OA2 from an object side to an image side. The first lens group LG21 includes a first lens L21, a second lens L22, a third lens L23, a fourth lens L24 and a fifth lens L25 in sequence from the object side to the image side along the optical axis OA2. The two lens groups LG22 sequentially include a sixth lens L26 , a seventh lens L27 , an eighth lens L28 , a ninth lens L29 and a tenth lens L210 along the optical axis OA2 from the object side to the image side. During imaging, the light from the object side is finally imaged on an imaging plane IMA2. According to [Embodiment] 1st to 13th paragraph, where:

第四透鏡L24為彎月型透鏡，其物側面S27為凹面；第五透鏡L25像側面S210為凸面；第九透鏡L29像側面S219為凹面；第十透鏡L210像側面S221為凸面； The fourth lens L24 is a meniscus lens, and its object side surface S27 is a concave surface; the fifth lens L25 is a convex surface as the side surface S210; the ninth lens L29 is a concave surface as the side surface S219; the tenth lens L210 is a convex surface as the side surface S221;

利用上述透鏡、光圈ST2及至少滿足條件(1)至條件(12)其中一條件之設計，使得成像鏡頭2能有效的縮短鏡頭總長度、有效的提升解析度、有效的抗環境溫度變化、有效的修正像差、有效的修正色差。 Using the above-mentioned lens, aperture ST2 and the design that satisfies at least one of the conditions (1) to (12), the imaging lens 2 can effectively shorten the total length of the lens, effectively improve the resolution, effectively resist environmental temperature changes, and effectively Correct aberration, effective correction of chromatic aberration.

表三為第3圖中成像鏡頭2之各透鏡之相關參數表。 Table 3 is a table of relevant parameters of each lens of the imaging lens 2 in Figure 3.

Figure 109144501-A0101-12-0012-7
Figure 109144501-A0101-12-0012-7

表四為第二實施例之成像鏡頭2之相關參數值及其對應條件(1)至條件(12)之計算值，由表四可知，第二實施例之成像鏡頭2皆能滿足條件(1)至條件(12)之要求。 Table 4 shows the relevant parameter values of the imaging lens 2 of the second embodiment and the calculated values of the corresponding conditions (1) to (12). It can be seen from Table 4 that the imaging lens 2 of the second embodiment can meet the conditions (1). ) to the requirements of condition (12).

Figure 109144501-A0101-12-0013-8
Figure 109144501-A0101-12-0013-8

另外，第二實施例之成像鏡頭2的光學性能也可達到要求，由第4A圖可看出，第二實施例之成像鏡頭2其縱向像差介於-0.01mm至0.03mm之間。由第4B圖可看出，第二實施例之成像鏡頭2其場曲介於-0.03mm至0.00mm之間。由第4C圖可看出，第二實施例之成像鏡頭2其畸變介於-8%至0%之間。 In addition, the optical performance of the imaging lens 2 of the second embodiment can also meet the requirements. It can be seen from FIG. 4A that the longitudinal aberration of the imaging lens 2 of the second embodiment is between -0.01 mm and 0.03 mm. It can be seen from FIG. 4B that the field curvature of the imaging lens 2 of the second embodiment is between -0.03 mm and 0.00 mm. It can be seen from FIG. 4C that the distortion of the imaging lens 2 of the second embodiment is between -8% and 0%.

顯見第二實施例之成像鏡頭2之縱向像差、場曲、畸變都能被有效修正，從而得到較佳的光學性能。 It is obvious that the longitudinal aberration, field curvature, and distortion of the imaging lens 2 of the second embodiment can be effectively corrected, thereby obtaining better optical performance.

請參閱第5圖，成像鏡頭3沿著一光軸OA3從一物側至一像側依序包括一第一透鏡群LG31、一光圈ST3及一第二透鏡群LG32。第一透鏡群LG31沿著光軸OA3從物側至像側依序包括一第一透鏡L31、一第二透鏡L32、一第三透鏡L33、一第四透鏡L34及一第五透鏡L35，第二透鏡群LG32沿著光軸OA3從物側至像側依序包括一第六透鏡L36、一第七透鏡L37、一第八透鏡L38、一第九透鏡L39及一第十透鏡L310。成像時，來自物側之光線最後成像於一成像面IMA3上。根據【實施方式】第一至十三段落，其中： Please refer to FIG. 5 , the imaging lens 3 includes a first lens group LG31 , an aperture ST3 and a second lens group LG32 sequentially from an object side to an image side along an optical axis OA3 . The first lens group LG31 includes a first lens L31, a second lens L32, a third lens L33, a fourth lens L34 and a fifth lens L35 in sequence from the object side to the image side along the optical axis OA3. The two lens groups LG32 sequentially include a sixth lens L36, a seventh lens L37, an eighth lens L38, a ninth lens L39 and a tenth lens L310 along the optical axis OA3 from the object side to the image side. During imaging, the light from the object side is finally imaged on an imaging plane IMA3. According to the first to thirteenth paragraphs of [Embodiment], wherein:

第四透鏡L34其物側面S37為凹面；第五透鏡L35像側面S310為凸面；第九透鏡L39像側面S319為凸面；第十透鏡L310像側面S321為凸面； The object side S37 of the fourth lens L34 is concave; the fifth lens L35 is convex as the side S310; the ninth lens L39 is convex as the side S319; the tenth lens L310 is convex as the side S321;

利用上述透鏡、光圈ST3及至少滿足條件(1)至條件(12)其中一條件之設計，使得成像鏡頭3能有效的縮短鏡頭總長度、有效的提升解析度、有效的抗環境溫度變化、有效的修正像差、有效的修正色差。 Using the above-mentioned lens, aperture ST3 and the design that satisfies at least one of the conditions (1) to (12), the imaging lens 3 can effectively shorten the total length of the lens, effectively improve the resolution, effectively resist environmental temperature changes, and effectively Correct aberration, effective correction of chromatic aberration.

表五為第5圖中成像鏡頭3之各透鏡之相關參數表。 Table 5 is a table of relevant parameters of each lens of the imaging lens 3 in Fig. 5 .

Figure 109144501-A0101-12-0014-9
Figure 109144501-A0101-12-0014-9

表六為第三實施例之成像鏡頭3之相關參數值及其對應條 件(1)至條件(12)之計算值，由表六可知，第三實施例之成像鏡頭3皆能滿足條件(1)至條件(12)之要求。 Table 6 shows the relevant parameter values of the imaging lens 3 of the third embodiment and their corresponding bars From the calculated values of the conditions (1) to (12), it can be seen from Table 6 that the imaging lens 3 of the third embodiment can all meet the requirements of the conditions (1) to (12).

Figure 109144501-A0101-12-0015-10
Figure 109144501-A0101-12-0015-10

另外，第三實施例之成像鏡頭3的光學性能也可達到要求，由第6A圖可看出，第三實施例之成像鏡頭3其縱向像差介於-0.012mm至0.00mm之間。由第6B圖可看出，第三實施例之成像鏡頭3其場曲介於-0.03mm至0.005mm之間。由第6C圖可看出，第三實施例之成像鏡頭3其畸變介於-8%至0%之間。 In addition, the optical performance of the imaging lens 3 of the third embodiment can also meet the requirements. It can be seen from FIG. 6A that the longitudinal aberration of the imaging lens 3 of the third embodiment is between -0.012 mm and 0.00 mm. It can be seen from FIG. 6B that the field curvature of the imaging lens 3 of the third embodiment is between -0.03 mm and 0.005 mm. It can be seen from FIG. 6C that the distortion of the imaging lens 3 of the third embodiment is between -8% and 0%.

顯見第三實施例之成像鏡頭3之縱向像差、場曲、畸變都能被有效修正，從而得到較佳的光學性能。 It is obvious that the longitudinal aberration, field curvature, and distortion of the imaging lens 3 of the third embodiment can be effectively corrected, thereby obtaining better optical performance.

雖然本發明已以實施方式揭露如上，然其並非用以限定本發明，任何熟悉此技藝者，在不脫離本發明的精神和範圍內，當可作各種的更動與潤飾，因此本發明的保護範圍當視後附的申請專利範圍所界定者為準。 Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone who is familiar with the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention The scope shall be determined by the scope of the appended patent application.

1:成像鏡頭 1: Imaging lens

LG11:第一透鏡群 LG11: The first lens group

ST1:光圈 ST1: Aperture

LG12:第二透鏡群 LG12: Second lens group

L11:第一透鏡 L11: The first lens

L12:第二透鏡 L12: Second lens

L13:第三透鏡 L13: Third lens

L14:第四透鏡 L14: Fourth lens

L15:第五透鏡 L15: Fifth lens

L16:第六透鏡 L16: Sixth lens

L17:第七透鏡 L17: Seventh lens

L18:第八透鏡 L18: Eighth lens

L19:第九透鏡 L19: ninth lens

L110:第十透鏡 L110: Tenth Lens

IMA1:成像面 IMA1: Imaging plane

OA1:光軸 OA1: Optical axis

S11:第一透鏡物側面 S11: Object side of the first lens

S12:第一透鏡像側面 S12: The first lens image side

S13:第二透鏡物側面 S13: Object side of the second lens

S14:第二透鏡像側面 S14: The second lens is like the side

S15:第三透鏡物側面 S15: Object side of the third lens

S16:第三透鏡像側面 S16: The third lens is like the side

S17:第四透鏡物側面 S17: Fourth lens object side

S18:第四透鏡像側面 S18: Fourth lens like side

S19:第五透鏡物側面 S19: Object side of fifth lens

S110:第五透鏡像側面 S110: Fifth lens image side

S111:光圈面 S111: Aperture Surface

S112:第六透鏡物側面 S112: Object side of sixth lens

S113:第六透鏡像側面 S113: The sixth lens image side

S114:第七透鏡物側面 S114: Seventh lens object side

S115:第七透鏡像側面 S115: The seventh lens image side

S116:第八透鏡物側面 S116: Object side of the eighth lens

S117:第八透鏡像側面 S117: The eighth lens image side

S118:第九透鏡物側面 S118: The object side of the ninth lens

S119:第九透鏡像側面 S119: Ninth lens image side

S120:第十透鏡物側面 S120: Object side of tenth lens

S121:第十透鏡像側面 S121: The tenth lens image side

Claims (10)

一種成像鏡頭，主要由一第一透鏡、一第二透鏡、一第三透鏡、一第四透鏡、一第五透鏡、一第六透鏡、一第七透鏡、一第八透鏡、一第九透鏡以及一第十透鏡組成；其中該第一透鏡具有正屈光力；其中該第二透鏡具有負屈光力；其中該第三透鏡具有屈光力；其中該第四透鏡具有屈光力；其中該第五透鏡具有正屈光力；其中該第六透鏡具有負屈光力；其中該第七透鏡具有屈光力，該第七透鏡包括一凹面朝向一物側；其中該第八透鏡具有屈光力；其中該第九透鏡具有屈光力；其中該第十透鏡具有正屈光力；其中該第一透鏡、該第二透鏡、該第三透鏡、該第四透鏡、該第五透鏡、該第六透鏡、該第七透鏡、該第八透鏡、該第九透鏡以及該第十透鏡沿著一光軸從該物側至一像側依序排列；其中該第六透鏡與該第七透鏡間包括一空氣間隔，該第八透鏡與該第九透鏡間包括另一空氣間隔。 An imaging lens mainly consists of a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens and a tenth lens composition; wherein the first lens has positive refractive power; wherein the second lens has negative refractive power; wherein the third lens has refractive power; wherein the fourth lens has refractive power; wherein the fifth lens has positive refractive power; Wherein the sixth lens has negative refractive power; wherein the seventh lens has refractive power, and the seventh lens includes a concave surface facing an object side; wherein the eighth lens has refractive power; wherein the ninth lens has refractive power; wherein the tenth lens having positive refractive power; wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens, the eighth lens, the ninth lens and The tenth lens is sequentially arranged along an optical axis from the object side to an image side; an air space is included between the sixth lens and the seventh lens, and another lens is included between the eighth lens and the ninth lens Air spacer. 一種成像鏡頭，主要由一第一透鏡、一第二透鏡、一第三透鏡、一第四透鏡、一第五透鏡、一光圈、一第六透鏡、一第七透鏡、一第八透鏡、一第九透鏡以及一第十透鏡組成； 其中該第一透鏡具有正屈光力；其中該第二透鏡具有負屈光力；其中該第三透鏡具有屈光力；其中該第四透鏡具有屈光力；其中該第五透鏡具有正屈光力；其中該第六透鏡具有負屈光力；其中該第七透鏡具有屈光力，該第七透鏡包括一凹面朝向一物側；其中該第八透鏡具有屈光力；其中該第九透鏡具有屈光力；其中該第十透鏡具有正屈光力；其中該第一透鏡、該第二透鏡、該第三透鏡、該第四透鏡、該第五透鏡、該光圈、該第六透鏡、該第七透鏡、該第八透鏡、該第九透鏡以及該第十透鏡沿著一光軸從該物側至一像側依序排列；其中該第六透鏡與該第七透鏡間包括一空氣間隔，該第八透鏡與該第九透鏡間包括另一空氣間隔。 An imaging lens mainly consists of a first lens, a second lens, a third lens, a fourth lens, a fifth lens, an aperture, a sixth lens, a seventh lens, an eighth lens, a The ninth lens and the tenth lens are composed; wherein the first lens has positive refractive power; wherein the second lens has negative refractive power; wherein the third lens has refractive power; wherein the fourth lens has refractive power; wherein the fifth lens has positive refractive power; wherein the sixth lens has negative refractive power refractive power; wherein the seventh lens has refractive power, and the seventh lens includes a concave surface facing an object side; wherein the eighth lens has refractive power; wherein the ninth lens has refractive power; wherein the tenth lens has positive refractive power; wherein the first A lens, the second lens, the third lens, the fourth lens, the fifth lens, the aperture, the sixth lens, the seventh lens, the eighth lens, the ninth lens and the tenth lens Arranged in sequence from the object side to an image side along an optical axis; wherein an air space is included between the sixth lens and the seventh lens, and another air space is included between the eighth lens and the ninth lens. 如申請專利範圍第1項至第2項中任一請求項所述之成像鏡頭，其中：該第一透鏡為彎月型透鏡，且包括一凸面朝向該物側以及一凹面朝向該像側；該第二透鏡為彎月型透鏡，且包括一凸面朝向該物側以及一凹面朝向該像側；該第三透鏡具有負屈光力，且包括一凹面朝向該物側以及另一凹面朝向該像側； 該第四透鏡具有正屈光力，且包括一凸面朝向該像側；該第五透鏡包括一凸面朝向該物側；該第六透鏡包括一凹面朝向該物側以及另一凹面朝向該像側；該第七透鏡具有正屈光力，且更包括一凸面朝向該像側；該第八透鏡具有正屈光力，且包括一凸面朝向該物側以及另一凸面朝向該像側；該第九透鏡具有負屈光力，且包括一凹面朝向該物側；以及該第十透鏡包括一凸面朝向該物側。 The imaging lens according to any one of claims 1 to 2 of the claimed scope, wherein: the first lens is a meniscus lens, and includes a convex surface facing the object side and a concave surface facing the image side; The second lens is a meniscus lens, and includes a convex surface facing the object side and a concave surface facing the image side; the third lens has negative refractive power, and includes a concave surface facing the object side and another concave surface facing the image side ; The fourth lens has positive refractive power and includes a convex surface facing the image side; the fifth lens includes a convex surface facing the object side; the sixth lens includes a concave surface facing the object side and another concave surface facing the image side; the The seventh lens has positive refractive power, and further includes a convex surface facing the image side; the eighth lens has positive refractive power, and includes a convex surface facing the object side and another convex surface facing the image side; The ninth lens has negative refractive power, and includes a concave surface facing the object side; and the tenth lens includes a convex surface facing the object side. 如申請專利範圍第3項所述之成像鏡頭，其中：該第四透鏡更包括一凹面或凸面朝向該物側；該第五透鏡更包括一凹面或凸面朝向該像側；該第九透鏡更包括一凹面或凸面朝向該像側；以及該第十透鏡更包括一凹面或凸面朝向該像側。 The imaging lens of claim 3, wherein: the fourth lens further includes a concave or convex surface facing the object side; the fifth lens further includes a concave or convex surface facing the image side; the ninth lens further includes It includes a concave or convex surface facing the image side; and the tenth lens further includes a concave or convex surface facing the image side. 如申請專利範圍第3項所述之成像鏡頭，一第一透鏡群包括該第一透鏡、該第二透鏡、該第三透鏡、該第四透鏡以及該第五透鏡；以及一第二透鏡群包括該第六透鏡、該第七透鏡、該第八透鏡、該第九透鏡以及該第十透鏡。 The imaging lens according to item 3 of the claimed scope, a first lens group comprising the first lens, the second lens, the third lens, the fourth lens and the fifth lens; and a second lens group It includes the sixth lens, the seventh lens, the eighth lens, the ninth lens and the tenth lens. 如申請專利範圍第5項所述之成像鏡頭，該第一透鏡群具有正屈光力，該第二透鏡群具有正屈光力。 According to the imaging lens of claim 5, the first lens group has positive refractive power, and the second lens group has positive refractive power. 如申請專利範圍第3項所述之成像鏡頭，其中該成像鏡頭滿足以下任一條件：-10mm<fe-fk<10mm； 2.4<TTL/fr<2.7；-5.2<(Rk2-Rm2)/fe<37.6；10mm<f4-Rk2<56.5mm；其中，fe為該第二透鏡群中最靠近該物側之透鏡之一有效焦距，fk為第二靠近該像側之透鏡之一有效焦距，fr為該第二透鏡群之一有效焦距，TTL為該第一透鏡之一物側面至一成像面於該光軸上之一間距，f4為該第四透鏡之一有效焦距，Rk2為第二靠近該像側之透鏡之一像側面之一曲率半徑，Rm2為最靠近該像側之透鏡之一像側面之一曲率半徑。 The imaging lens as described in item 3 of the patent application scope, wherein the imaging lens satisfies any one of the following conditions: -10mm<f e -f k <10mm;2.4<TTL/f r <2.7;-5.2<(R k2 - R m2 )/f e <37.6;10mm<f 4 -R k2 <56.5mm; wherein, f e is the effective focal length of the lens closest to the object side in the second lens group, and f k is the second lens close to the object side. An effective focal length of the lens on the image side, f r is an effective focal length of the second lens group, TTL is the distance from an object side of the first lens to an imaging plane on the optical axis, f 4 is the first lens One of the effective focal lengths of the four lenses, R k2 is the curvature radius of the image side of the second lens close to the image side, and R m2 is the curvature radius of the image side of the lens closest to the image side. 如申請專利範圍第1項至第2項中任一請求項所述之成像鏡頭，其中該成像鏡頭滿足以下任一條件：3.1mm<R11+R31<12.2mm；-0.31<R31/f1<-0.13；其中，R11為該第一透鏡之一物側面之一曲率半徑，R31為該第三透鏡之一物側面之一曲率半徑，f1為該第一透鏡之一有效焦距。 The imaging lens according to any one of claims 1 to 2 of the scope of the patent application, wherein the imaging lens satisfies any one of the following conditions: 3.1mm<R 11 +R 31 <12.2mm;-0.31<R 31 / f 1 <-0.13; wherein, R 11 is a radius of curvature of an object side surface of the first lens, R 31 is a curvature radius of an object side surface of the third lens, and f 1 is an effective one of the first lens focal length. 如申請專利範圍第1項至第2項中任一請求項所述之成像鏡頭，其中該成像鏡頭滿足以下任一條件：-4.3<(R41-R92)/f4<25；0.4<R11/R12<0.8；-2.2<Rk2/(f1+fk)<0.13；50mm<f1-fk<100mm；其中，f1為該第一透鏡之一有效焦距，fk為第二靠近該像側之透鏡之一有效焦距，Rk2為第二靠近該像側之透鏡之一像側面之一曲率半徑，f4為 該第四透鏡之一有效焦距，R11為該第一透鏡之一物側面之一曲率半徑，R12為該第一透鏡之一像側面之一曲率半徑，R41為該第四透鏡之一物側面之一曲率半徑，R92為該第九透鏡之一像側面之一曲率半徑。 The imaging lens according to any one of claims 1 to 2 of the patent application scope, wherein the imaging lens satisfies any one of the following conditions: -4.3<(R 41 -R 92 )/f 4 <25;0.4< R 11 /R 12 <0.8;-2.2<R k2 /(f 1 +f k )<0.13;50mm<f 1 -f k <100mm; wherein, f 1 is the effective focal length of one of the first lenses, and f k is an effective focal length of the second lens close to the image side, R k2 is a curvature radius of an image side of the second lens close to the image side, f 4 is an effective focal length of the fourth lens, and R 11 is the A radius of curvature of an object side of the first lens, R 12 is a radius of curvature of an image side of the first lens, R 41 is a radius of curvature of an object side of the fourth lens, R 92 is the ninth The radius of curvature of one of the image sides of the lens. 如申請專利範圍第1項至第2項中任一請求項所述之成像鏡頭，其中該成像鏡頭滿足以下任一條件：48mm<f1+f4<108mm；-22<(Rm2+f1)/fk<-1；其中，f1為該第一透鏡之一有效焦距，fk為第二靠近該像側之透鏡之一有效焦距，Rm2為最靠近該像側之透鏡之一像側面之一曲率半徑，f4為該第四透鏡之一有效焦距。 The imaging lens according to any one of claims 1 to 2 of the scope of the patent application, wherein the imaging lens satisfies any one of the following conditions: 48mm<f 1 +f 4 <108mm;-22<(R m2 +f 1 )/f k <-1; wherein, f 1 is an effective focal length of the first lens, f k is an effective focal length of the second lens close to the image side, and R m2 is the distance between the lenses closest to the image side. A curvature radius of an image side surface, f4 is an effective focal length of the fourth lens.
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Citations (5)

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US5949589A (en) * 1997-03-18 1999-09-07 Fuji Photo Optical Co., Ltd. Retro-focus type lens
TWM390460U (en) * 2009-05-22 2010-10-11 Fujinon Corp Projector with zoom lens and projection-type display device
US8976454B2 (en) * 2011-06-27 2015-03-10 Fujifilm Corporation Variable-magnification projection optical system and projection display device
US9122045B2 (en) * 2011-11-22 2015-09-01 Fujifilm Corporation Projection zoom lens and projection type display device
US9851529B2 (en) * 2013-12-18 2017-12-26 Fujifilm Corporation Imaging lens and imaging apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5949589A (en) * 1997-03-18 1999-09-07 Fuji Photo Optical Co., Ltd. Retro-focus type lens
TWM390460U (en) * 2009-05-22 2010-10-11 Fujinon Corp Projector with zoom lens and projection-type display device
US8976454B2 (en) * 2011-06-27 2015-03-10 Fujifilm Corporation Variable-magnification projection optical system and projection display device
US9122045B2 (en) * 2011-11-22 2015-09-01 Fujifilm Corporation Projection zoom lens and projection type display device
US9851529B2 (en) * 2013-12-18 2017-12-26 Fujifilm Corporation Imaging lens and imaging apparatus

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