JPH0216492B2 - - Google Patents
Info
- Publication number
- JPH0216492B2 JPH0216492B2 JP18565880A JP18565880A JPH0216492B2 JP H0216492 B2 JPH0216492 B2 JP H0216492B2 JP 18565880 A JP18565880 A JP 18565880A JP 18565880 A JP18565880 A JP 18565880A JP H0216492 B2 JPH0216492 B2 JP H0216492B2
- Authority
- JP
- Japan
- Prior art keywords
- optical axis
- viewfinder
- mirror
- lens
- prism
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 claims description 104
- 230000011514 reflex Effects 0.000 claims description 21
- 238000003384 imaging method Methods 0.000 description 30
- 238000000034 method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 4
- 238000004141 dimensional analysis Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B19/00—Cameras
- G03B19/02—Still-picture cameras
- G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Viewfinders (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18565880A JPS57112730A (en) | 1980-12-29 | 1980-12-29 | Single-lens reflex finder |
| US06/330,863 US4432626A (en) | 1980-12-16 | 1981-12-15 | Single-lens reflex type viewfinder and method of adjusting the same |
| DE19813149858 DE3149858A1 (de) | 1980-12-16 | 1981-12-16 | Einaeugiger spiegelreflexsucher und verfahren zur justierung desselben |
| FR8123539A FR2496279B1 (fr) | 1980-12-16 | 1981-12-16 | Viseur du type reflex a un seul objectif et procede pour regler ce viseur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18565880A JPS57112730A (en) | 1980-12-29 | 1980-12-29 | Single-lens reflex finder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57112730A JPS57112730A (en) | 1982-07-13 |
| JPH0216492B2 true JPH0216492B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-04-17 |
Family
ID=16174603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18565880A Granted JPS57112730A (en) | 1980-12-16 | 1980-12-29 | Single-lens reflex finder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57112730A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1980
- 1980-12-29 JP JP18565880A patent/JPS57112730A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57112730A (en) | 1982-07-13 |