JPS57124318A - Overhead type sliding movie projector - Google Patents

Overhead type sliding movie projector

Info

Publication number
JPS57124318A
JPS57124318A JP857981A JP857981A JPS57124318A JP S57124318 A JPS57124318 A JP S57124318A JP 857981 A JP857981 A JP 857981A JP 857981 A JP857981 A JP 857981A JP S57124318 A JPS57124318 A JP S57124318A
Authority
JP
Japan
Prior art keywords
focus
automatic
adjusting mechanism
lens
range
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.)
Granted
Application number
JP857981A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0345367B2 (enrdf_load_stackoverflow
Inventor
Jiro Ozeki
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.)
SURAIDETSUKUSU KK
Slidex Corp
Original Assignee
SURAIDETSUKUSU KK
Slidex 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 SURAIDETSUKUSU KK, Slidex Corp filed Critical SURAIDETSUKUSU KK
Priority to JP857981A priority Critical patent/JPS57124318A/ja
Publication of JPS57124318A publication Critical patent/JPS57124318A/ja
Publication of JPH0345367B2 publication Critical patent/JPH0345367B2/ja
Granted 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Lens Barrels (AREA)
  • Microscoopes, Condenser (AREA)
  • Automatic Focus Adjustment (AREA)
JP857981A 1981-01-24 1981-01-24 Overhead type sliding movie projector Granted JPS57124318A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP857981A JPS57124318A (en) 1981-01-24 1981-01-24 Overhead type sliding movie projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP857981A JPS57124318A (en) 1981-01-24 1981-01-24 Overhead type sliding movie projector

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP20571189A Division JPH02118558A (ja) 1989-08-10 1989-08-10 オーバーヘッド型スライド映写機

Publications (2)

Publication Number Publication Date
JPS57124318A true JPS57124318A (en) 1982-08-03
JPH0345367B2 JPH0345367B2 (enrdf_load_stackoverflow) 1991-07-10

Family

ID=11696922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP857981A Granted JPS57124318A (en) 1981-01-24 1981-01-24 Overhead type sliding movie projector

Country Status (1)

Country Link
JP (1) JPS57124318A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02275915A (ja) * 1989-04-18 1990-11-09 Fuji Xerox Co Ltd 画像読取装置
JPH0431127U (enrdf_load_stackoverflow) * 1990-07-05 1992-03-12
KR20010086596A (ko) * 2001-05-25 2001-09-15 김성재 양방향 ohp 자동이송장치
US7922343B2 (en) 2007-06-29 2011-04-12 Coretronic Corporation Lens-shifting device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5458034U (enrdf_load_stackoverflow) * 1977-09-29 1979-04-21
JPS5532801U (enrdf_load_stackoverflow) * 1978-08-21 1980-03-03

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5458034U (enrdf_load_stackoverflow) * 1977-09-29 1979-04-21
JPS5532801U (enrdf_load_stackoverflow) * 1978-08-21 1980-03-03

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02275915A (ja) * 1989-04-18 1990-11-09 Fuji Xerox Co Ltd 画像読取装置
JPH0431127U (enrdf_load_stackoverflow) * 1990-07-05 1992-03-12
KR20010086596A (ko) * 2001-05-25 2001-09-15 김성재 양방향 ohp 자동이송장치
US7922343B2 (en) 2007-06-29 2011-04-12 Coretronic Corporation Lens-shifting device

Also Published As

Publication number Publication date
JPH0345367B2 (enrdf_load_stackoverflow) 1991-07-10

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