CH550419A - Spiegelreflexkamera. - Google Patents
Spiegelreflexkamera.Info
- Publication number
- CH550419A CH550419A CH1535971A CH1535971A CH550419A CH 550419 A CH550419 A CH 550419A CH 1535971 A CH1535971 A CH 1535971A CH 1535971 A CH1535971 A CH 1535971A CH 550419 A CH550419 A CH 550419A
- Authority
- CH
- Switzerland
- Prior art keywords
- reflex camera
- mirror reflex
- mirror
- camera
- reflex
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
- G03B17/50—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with both developing and finishing apparatus
- G03B17/52—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with both developing and finishing apparatus of the Land type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Viewfinders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8303070A | 1970-10-22 | 1970-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH550419A true CH550419A (de) | 1974-06-14 |
Family
ID=22175725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1535971A CH550419A (de) | 1970-10-22 | 1971-10-21 | Spiegelreflexkamera. |
Country Status (11)
Country | Link |
---|---|
US (1) | US3690240A (ja) |
JP (1) | JPS568336B1 (ja) |
AT (1) | AT316984B (ja) |
AU (1) | AU469434B2 (ja) |
CA (1) | CA996393A (ja) |
CH (1) | CH550419A (ja) |
DE (1) | DE2152789C2 (ja) |
FR (1) | FR2110049A6 (ja) |
GB (1) | GB1357655A (ja) |
IT (1) | IT996029B (ja) |
NL (1) | NL7114495A (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3860940A (en) * | 1972-06-21 | 1975-01-14 | Polaroid Corp | Reflex camera viewfinder with image correcting means |
US3971051A (en) * | 1973-06-29 | 1976-07-20 | Polaroid Corporation | Focusing screen |
US4181412A (en) * | 1976-02-14 | 1980-01-01 | Ernst Leitz Wetzlar Gmbh | Optical exposure measuring system for photographic cameras |
JPS5876245U (ja) * | 1981-11-18 | 1983-05-23 | 日本電気株式会社 | タイマ回路 |
US4812864A (en) * | 1988-02-16 | 1989-03-14 | Polaroid Corporation | Camera and two-element viewfinder |
US5222025A (en) * | 1990-07-27 | 1993-06-22 | Eastman Kodak Company | Method of generating Fresnel mirrors suitable for use with image display systems |
US5087116A (en) * | 1990-07-27 | 1992-02-11 | Eastman Kodak Company | Reflective image display including a first mirror and a Fresnel mirror |
GB9121154D0 (en) * | 1991-10-04 | 1991-11-20 | Pilkington Plc | Car head-up displays |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE933132C (de) * | 1953-12-25 | 1955-09-15 | Zeiss Ikon Ag | Einaeugige Spiegelreflexkamera |
US2859745A (en) * | 1954-05-04 | 1958-11-11 | Brudersdorff Luis Von | Solar energy operated heaters |
US3003387A (en) * | 1957-07-11 | 1961-10-10 | Rollei Werke Franke Heidecke | Focusing screen for camera finders |
US2945417A (en) * | 1958-05-12 | 1960-07-19 | Coleman R Caryl | Apparatus and mechanism for concentrating solar rays on objects to be tested |
DE1257012B (de) * | 1963-07-12 | 1967-12-21 | Zeiss Ikon Ag | Spiegelreflexkamera mit Photoelement |
US3464338A (en) * | 1966-12-27 | 1969-09-02 | Pentacon Dresden Veb | Reflex viewfinder |
-
1970
- 1970-10-22 US US83030A patent/US3690240A/en not_active Expired - Lifetime
-
1971
- 1971-10-13 AU AU34507/71A patent/AU469434B2/en not_active Expired
- 1971-10-21 CH CH1535971A patent/CH550419A/xx not_active IP Right Cessation
- 1971-10-21 NL NL7114495A patent/NL7114495A/xx active Search and Examination
- 1971-10-21 CA CA125,786A patent/CA996393A/en not_active Expired
- 1971-10-21 IT IT53621/71A patent/IT996029B/it active
- 1971-10-22 JP JP8386671A patent/JPS568336B1/ja active Pending
- 1971-10-22 GB GB4925171A patent/GB1357655A/en not_active Expired
- 1971-10-22 FR FR7138101A patent/FR2110049A6/fr not_active Expired
- 1971-10-22 DE DE2152789A patent/DE2152789C2/de not_active Expired
- 1971-10-22 AT AT916771A patent/AT316984B/de active
Also Published As
Publication number | Publication date |
---|---|
IT996029B (it) | 1975-12-10 |
GB1357655A (en) | 1974-06-26 |
NL7114495A (ja) | 1972-04-25 |
FR2110049A6 (ja) | 1972-05-26 |
DE2152789C2 (de) | 1982-06-16 |
JPS568336B1 (ja) | 1981-02-23 |
AT316984B (de) | 1974-08-12 |
US3690240A (en) | 1972-09-12 |
CA996393A (en) | 1976-09-07 |
AU469434B2 (en) | 1976-02-12 |
AU3450771A (en) | 1973-04-19 |
DE2152789A1 (de) | 1972-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |