JPS6432533U - - Google Patents
Info
- Publication number
- JPS6432533U JPS6432533U JP12788387U JP12788387U JPS6432533U JP S6432533 U JPS6432533 U JP S6432533U JP 12788387 U JP12788387 U JP 12788387U JP 12788387 U JP12788387 U JP 12788387U JP S6432533 U JPS6432533 U JP S6432533U
- Authority
- JP
- Japan
- Prior art keywords
- optical axis
- objective lens
- waist level
- level finder
- deflecting
- 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 6
- 238000005452 bending Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Viewfinders (AREA)
Description
第１図は本考案に係るフアインダーの実施例を
示す図、第２図は本考案に係る偏向手段を示す図
である。
１……対物レンズ、２……ダハプリズム、３…
…集光レンズ、４……楔プリズム。
FIG. 1 is a diagram showing an embodiment of a finder according to the present invention, and FIG. 2 is a diagram showing a deflection means according to the present invention. 1... Objective lens, 2... Roof prism, 3...
...Condensing lens, 4... Wedge prism.
Claims (1)
の像面側に位置し、前記対物レンズの光軸を折曲
させるダハ面を有する反射光学部材と、該反射光
学部材により折曲された光軸を偏向させる偏向手
段とを具備することを特徴とするウエストレベル
フアインダー。 (2) 前記偏向手段は楔状プリズムまたはフレネ
ル楔状プリズムであることを特徴とする実用新案
登録請求の範囲第１項記載のウエストレベルフア
インダー。 (3) 前記偏向手段は前記反射された光軸に対し
て偏心した光軸を有するレンズであることを特徴
とする実用新案登録請求の範囲第１項記載のウエ
ストレベルフアインダー。[Claims for Utility Model Registration] (1) An objective lens with positive refractive power, a reflective optical member having a roof surface located on the image plane side of the objective lens and bending the optical axis of the objective lens; A waist level finder comprising: deflection means for deflecting an optical axis bent by the reflective optical member. (2) The waist level finder according to claim 1, wherein the deflecting means is a wedge prism or a Fresnel wedge prism. (3) The waist level finder according to claim 1, wherein the deflecting means is a lens having an optical axis decentered with respect to the reflected optical axis.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12788387U JPS6432533U (en) | 1987-08-21 | 1987-08-21 | |
| US07/180,451 US4957356A (en) | 1987-04-20 | 1988-04-12 | Finder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12788387U JPS6432533U (en) | 1987-08-21 | 1987-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6432533U true JPS6432533U (en) | 1989-03-01 |
Family
ID=31380712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12788387U Pending JPS6432533U (en) | 1987-04-20 | 1987-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6432533U (en) |
-
1987
- 1987-08-21 JP JP12788387U patent/JPS6432533U/ja active Pending