GB1417045A - Exposure control mechanism - Google Patents

Exposure control mechanism

Info

Publication number
GB1417045A
GB1417045A GB1721273A GB1721273A GB1417045A GB 1417045 A GB1417045 A GB 1417045A GB 1721273 A GB1721273 A GB 1721273A GB 1721273 A GB1721273 A GB 1721273A GB 1417045 A GB1417045 A GB 1417045A
Authority
GB
United Kingdom
Prior art keywords
control mechanism
exposure control
exposure
control
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
Application number
GB1721273A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Polaroid Corp
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.)
Filing date
Publication date
Application filed by Polaroid Corp filed Critical Polaroid Corp
Publication of GB1417045A publication Critical patent/GB1417045A/en
Expired legal-status Critical Current

Links

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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/36—Sliding rigid plate
    • G03B9/40—Double plate
    • G03B9/42—Double plate with adjustable slot; with mechanism controlling relative movement of plates to form slot

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
GB1721273A 1972-04-21 1973-04-10 Exposure control mechanism Expired GB1417045A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24580172A 1972-04-21 1972-04-21

Publications (1)

Publication Number Publication Date
GB1417045A true GB1417045A (en) 1975-12-10

Family

ID=22928134

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1721273A Expired GB1417045A (en) 1972-04-21 1973-04-10 Exposure control mechanism

Country Status (6)

Country Link
US (1) US3769893A (US20030199744A1-20031023-C00003.png)
JP (1) JPS5442252B2 (US20030199744A1-20031023-C00003.png)
CA (1) CA1001879A (US20030199744A1-20031023-C00003.png)
DE (1) DE2319745C2 (US20030199744A1-20031023-C00003.png)
FR (1) FR2180801B2 (US20030199744A1-20031023-C00003.png)
GB (1) GB1417045A (US20030199744A1-20031023-C00003.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235541A (en) * 1989-08-31 1991-03-06 Cheung Long Yu Coil and magnet camera shutter actuating device

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2408932B2 (de) * 1974-02-25 1976-01-02 Balda-Werke Photographische Geraete Und Kunststoff Gmbh & Co Kg, 4980 Buende KameraverschluB mit zwei hintereinander angeordneten in Längsrichtung geführten Lamellen
JPS50139729A (US20030199744A1-20031023-C00003.png) * 1974-04-24 1975-11-08
US3942183A (en) * 1974-07-02 1976-03-02 Polaroid Corporation Camera with pivoting blades
JPS5931046B2 (ja) * 1975-03-19 1984-07-31 富士写真フイルム株式会社 光学機械用羽根
US3995295A (en) * 1975-08-28 1976-11-30 Polaroid Corporation Electro-mechanical shutter system having mechanical latch
JP3003967B2 (ja) * 1992-04-09 2000-01-31 オリンパス光学工業株式会社 カメラの露出制御装置
SE9201751D0 (sv) * 1992-06-09 1992-06-09 Hasselblad Ab Victor Camera mechanism displacement means
JP2004200476A (ja) * 2002-12-19 2004-07-15 Canon Inc 圧電素子の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1917507B1 (de) * 1969-04-05 1970-08-27 Kodak Ag Photographische Kamera mit einem Schleuderverschluss

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235541A (en) * 1989-08-31 1991-03-06 Cheung Long Yu Coil and magnet camera shutter actuating device

Also Published As

Publication number Publication date
DE2319745C2 (de) 1983-05-11
DE2319745A1 (de) 1973-10-31
CA1001879A (en) 1976-12-21
US3769893A (en) 1973-11-06
FR2180801B2 (US20030199744A1-20031023-C00003.png) 1975-06-20
JPS5442252B2 (US20030199744A1-20031023-C00003.png) 1979-12-13
FR2180801A2 (US20030199744A1-20031023-C00003.png) 1973-11-30
JPS4922119A (US20030199744A1-20031023-C00003.png) 1974-02-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]