JPH0297611U - - Google Patents

Info

Publication number
JPH0297611U
JPH0297611U JP1989005496U JP549689U JPH0297611U JP H0297611 U JPH0297611 U JP H0297611U JP 1989005496 U JP1989005496 U JP 1989005496U JP 549689 U JP549689 U JP 549689U JP H0297611 U JPH0297611 U JP H0297611U
Authority
JP
Japan
Prior art keywords
reflecting mirror
bubble
image
reflecting
bubble tube
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.)
Granted
Application number
JP1989005496U
Other languages
Japanese (ja)
Other versions
JP2505644Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989005496U priority Critical patent/JP2505644Y2/en
Publication of JPH0297611U publication Critical patent/JPH0297611U/ja
Application granted granted Critical
Publication of JP2505644Y2 publication Critical patent/JP2505644Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Telescopes (AREA)
  • Optical Elements Other Than Lenses (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、この考案の１実施例の反射鏡を用い
た気泡管視認装置を有するレベルの側面図、第２
図、第３図は、反射鏡装置の他の実施例の構成を
示す斜視図、第４図、第５図は従来の気泡管視認
装置を有するレベルの側面図である。 １：レベル本体、２：気泡管、３：反射鏡、４
：ペンタプリズム、５：第１の反射鏡、６：第２
の反射鏡、７：接眼レンズ、８：支持枠、９：コ
字状鏡部材。 Figure 1 is a side view of a level with a bubble tube visualizing device using a reflector according to one embodiment of this invention;
3 are perspective views showing the configuration of other embodiments of the reflecting mirror device, and FIGS. 4 and 5 are side views of a level including a conventional bubble tube visual recognition device. 1: Level body, 2: Bubble tube, 3: Reflector, 4
: Pentaprism, 5: First reflecting mirror, 6: Second
7: eyepiece lens, 8: support frame, 9: U-shaped mirror member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 測量機本体に付設された気泡管の上方に、気泡
の像を前下方に反射する第１の反射鏡と、該第１
の反射鏡に略４５°の角度で対向する第２の反射
鏡とを設け、これによつて気泡の像をレベル本体
の光軸方向に反射することを特徴とする気泡管用
反射鏡装置。 Above the bubble tube attached to the surveying instrument body, there is a first reflecting mirror that reflects the image of the bubble forward and downward;
A reflecting mirror device for a bubble tube, characterized in that a second reflecting mirror is provided opposite the reflecting mirror at an angle of approximately 45°, thereby reflecting an image of a bubble in the optical axis direction of a level body.
JP1989005496U 1989-01-23 1989-01-23 Reflector device for bubble tube Expired - Lifetime JP2505644Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989005496U JP2505644Y2 (en) 1989-01-23 1989-01-23 Reflector device for bubble tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989005496U JP2505644Y2 (en) 1989-01-23 1989-01-23 Reflector device for bubble tube

Publications (2)

Publication Number Publication Date
JPH0297611U true JPH0297611U (en) 1990-08-03
JP2505644Y2 JP2505644Y2 (en) 1996-07-31

Family

ID=31208922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989005496U Expired - Lifetime JP2505644Y2 (en) 1989-01-23 1989-01-23 Reflector device for bubble tube

Country Status (1)

Country Link
JP (1) JP2505644Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0479208U (en) * 1990-10-29 1992-07-10
WO2015040807A1 (en) * 2013-09-18 2015-03-26 Canon Kabushiki Kaisha Optical unit, optical element and method for manufacturing the same

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869806A (en) * 1972-05-10 1975-03-11 David H Humphrey Levelling instrument
US4082466A (en) * 1976-06-14 1978-04-04 Realist, Inc. Optical sighting instrument
JPS5422843A (en) * 1977-07-20 1979-02-21 Minolta Camera Co Ltd Reflecting mirror of pentagonal roof
JPS5426186A (en) * 1977-07-29 1979-02-27 Kawai Musical Instr Mfg Co Method of dampproof packing of grand piano
JPS5488093A (en) * 1977-12-24 1979-07-12 Monsanto Co Field luminous semiconductor display unit
JPS565519A (en) * 1979-06-27 1981-01-21 Hideo Ogawa Zenith observing device through which inverted image is visible
JPS57162513U (en) * 1981-04-07 1982-10-13
JPS5823055A (en) * 1981-08-05 1983-02-10 Fuji Xerox Co Ltd Optical system
JPS5829442U (en) * 1981-08-20 1983-02-25 株式会社精工舎 thermal printer

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869806A (en) * 1972-05-10 1975-03-11 David H Humphrey Levelling instrument
US4082466A (en) * 1976-06-14 1978-04-04 Realist, Inc. Optical sighting instrument
JPS5422843A (en) * 1977-07-20 1979-02-21 Minolta Camera Co Ltd Reflecting mirror of pentagonal roof
JPS5426186A (en) * 1977-07-29 1979-02-27 Kawai Musical Instr Mfg Co Method of dampproof packing of grand piano
JPS5488093A (en) * 1977-12-24 1979-07-12 Monsanto Co Field luminous semiconductor display unit
JPS565519A (en) * 1979-06-27 1981-01-21 Hideo Ogawa Zenith observing device through which inverted image is visible
JPS57162513U (en) * 1981-04-07 1982-10-13
JPS5823055A (en) * 1981-08-05 1983-02-10 Fuji Xerox Co Ltd Optical system
JPS5829442U (en) * 1981-08-20 1983-02-25 株式会社精工舎 thermal printer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0479208U (en) * 1990-10-29 1992-07-10
WO2015040807A1 (en) * 2013-09-18 2015-03-26 Canon Kabushiki Kaisha Optical unit, optical element and method for manufacturing the same

Also Published As

Publication number Publication date
JP2505644Y2 (en) 1996-07-31

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term