CH550419A - Spiegelreflexkamera. - Google Patents

Spiegelreflexkamera.

Info

Publication number: CH550419A
Authority: CH; Switzerland
Prior art keywords: reflex camera; mirror reflex; mirror; camera; reflex
Prior art date: 1970-10-22

Application number

CH1535971A

Other languages

German (de)

English (en)

Original Assignee

Polaroid Corp

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.)

1970-10-22

Filing date

1971-10-21

Publication date

1974-06-14

1971-10-21 Application filed by Polaroid Corp filed Critical Polaroid Corp

1974-06-14 Publication of CH550419A publication Critical patent/CH550419A/xx

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)

CH1535971A 1970-10-22 1971-10-21 Spiegelreflexkamera. CH550419A (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Legal Events

Date	Code	Title	Description
1989-12-29	PL	Patent ceased

Publication	Publication Date	Title
NL175231C (nl)	1984-10-01	Camera.
AT333593B (de)	1976-11-25	Spiegelreflexkamera
NL157994B (nl)	1978-09-15	Fotografische camera.
NL168958C (nl)	1981-12-16	Fotografische filmeenheid.
NL174676C (nl)	1984-07-16	Spiegelreflexcamera.
BE774934A (fr)	1972-05-04	Camera
CH548617A (de)	1974-04-30	Selbstentwicklerkamera.
CH550419A (de)	1974-06-14	Spiegelreflexkamera.
CH546962A (de)	1974-03-15	Selbstentwicklerkamera.
NL180458C (nl)	1987-02-16	Fotografische camera.
NL174765C (nl)	1984-08-01	Spiegelreflexcamera.
NL181529C (nl)	1987-09-01	Eenogige spiegelreflexcamera.
NL171746C (nl)	1983-05-02	Integrale fotografische filmeenheid.
CH551634A (de)	1974-07-15	Einaeugige spiegelreflexkamera.
CH552821A (de)	1974-08-15	Spiegelreflexkamera.
NL176309C (nl)	1985-03-18	Fotografische camera van het reflextype.
NL168346C (nl)	1982-03-16	Fotografische filmeenheid.
NL174400C (nl)	1984-06-01	Fotografische camera.
CH552822A (de)	1974-08-15	Einaeugige spiegelreflexkamera.
CH546417A (de)	1974-02-28	Spiegelreflexkamera.
AT298983B (de)	1972-05-25	Kamera
AT334652B (de)	1976-01-25	Photographisches objektiv vom triplettyp
CH558025A (de)	1975-01-15	Fotografische kamera.
CH546961A (de)	1974-03-15	Photographische kamera.
AT295326B (de)	1971-12-27	Kinokamera