JPS61188113U - - Google Patents
Info
- Publication number
- JPS61188113U JPS61188113U JP7115085U JP7115085U JPS61188113U JP S61188113 U JPS61188113 U JP S61188113U JP 7115085 U JP7115085 U JP 7115085U JP 7115085 U JP7115085 U JP 7115085U JP S61188113 U JPS61188113 U JP S61188113U
- Authority
- JP
- Japan
- Prior art keywords
- light
- dichroic mirror
- optical
- photoelectric conversion
- focus detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
Landscapes
- Color Television Image Signal Generators (AREA)
- Processing Of Color Television Signals (AREA)
Description
第1図は本考案の第1実施例を示す光学断面図
。第2図は別実施例の要部断面図。第3図は従来
例の断面図。図中、10はダイクロイツクミラー
、11は焦点検知用近赤外光源、12は投受光レ
ンズ、15は受光レンズ、16は焦点検知用光電
変換素子、19はAWB調整用受光素子。
FIG. 1 is an optical sectional view showing a first embodiment of the present invention. FIG. 2 is a sectional view of a main part of another embodiment. FIG. 3 is a sectional view of a conventional example. In the figure, 10 is a dichroic mirror, 11 is a near-infrared light source for focus detection, 12 is a light projecting/receiving lens, 15 is a light receiving lens, 16 is a photoelectric conversion element for focus detection, and 19 is a light receiving element for AWB adjustment.
Claims (1)
夫々の光路上に配され不可視領域の光を透過し、
可視領域の光を反射するダイクロイツクミラーと
、焦点検知光をダイクロイツクミラーを透過させ
て第1光学系から物体へ照射する照射源と、物体
で反射し第2光学系で受光した焦点検知光をダイ
クロイツクミラーを透過させて受光する光電変換
手段と、外光をダイクロイツクミラーで反射させ
て受光する色温度検知のための別の光電変換手段
とを具備する光学装置。 first and second optical systems; disposed on the respective optical paths of the first and second optical systems and transmitting light in an invisible region;
A dichroic mirror that reflects light in the visible range, an irradiation source that transmits focus detection light through the dichroic mirror and irradiates it from a first optical system to an object, and a focus detection light that is reflected by the object and received by a second optical system. An optical device comprising a photoelectric conversion means for transmitting external light through a dichroic mirror and receiving the light, and another photoelectric conversion means for color temperature detection that receives external light by reflecting it on the dichroic mirror.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7115085U JPS61188113U (en) | 1985-05-14 | 1985-05-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7115085U JPS61188113U (en) | 1985-05-14 | 1985-05-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61188113U true JPS61188113U (en) | 1986-11-22 |
Family
ID=30608380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7115085U Pending JPS61188113U (en) | 1985-05-14 | 1985-05-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61188113U (en) |
-
1985
- 1985-05-14 JP JP7115085U patent/JPS61188113U/ja active Pending