HK41884A - Compact optical viewer for microfiche and cassette - Google Patents

Compact optical viewer for microfiche and cassette

Info

Publication number
HK41884A
HK41884A HK418/84A HK41884A HK41884A HK 41884 A HK41884 A HK 41884A HK 418/84 A HK418/84 A HK 418/84A HK 41884 A HK41884 A HK 41884A HK 41884 A HK41884 A HK 41884A
Authority
HK
Hong Kong
Prior art keywords
microfiche
cassette
compact optical
optical viewer
viewer
Prior art date
Application number
HK418/84A
Original Assignee
Gen Optical Communications Inc
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 Gen Optical Communications Inc filed Critical Gen Optical Communications Inc
Publication of HK41884A publication Critical patent/HK41884A/en

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
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Facsimile Scanning Arrangements (AREA)
HK418/84A 1976-09-13 1984-05-10 Compact optical viewer for microfiche and cassette HK41884A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71785876A 1976-09-13 1976-09-13

Publications (1)

Publication Number Publication Date
HK41884A true HK41884A (en) 1984-05-18

Family

ID=24883776

Family Applications (1)

Application Number Title Priority Date Filing Date
HK418/84A HK41884A (en) 1976-09-13 1984-05-10 Compact optical viewer for microfiche and cassette

Country Status (13)

Country Link
JP (1) JPS5341227A (en)
AT (1) AT368640B (en)
BE (1) BE858178A (en)
BR (1) BR7705679A (en)
CA (1) CA1103492A (en)
DE (1) DE2738658C3 (en)
ES (1) ES461877A1 (en)
FR (1) FR2413686A1 (en)
GB (1) GB1590679A (en)
HK (1) HK41884A (en)
IN (1) IN149132B (en)
MX (1) MX148985A (en)
NL (1) NL7709456A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54163927U (en) * 1978-05-10 1979-11-16
DE2906477C3 (en) 1979-02-20 1995-02-09 Rohrmoser Alois Skifabrik Ski brake
GB8804402D0 (en) * 1988-02-25 1988-03-23 Emi Plc Thorn Display device
US8562145B2 (en) 2011-06-22 2013-10-22 3M Innovative Properties Company Display system and method for projection onto non-planar surfaces

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711188A (en) * 1970-06-10 1973-01-16 Visidyne Inc Compact optical display system
US3692399A (en) * 1970-06-23 1972-09-19 Stewart Filmscreen Corp Microfilm viewer
US3782805A (en) * 1972-11-30 1974-01-01 Qantix Corp Front projection screen made from a transparent material
US3846012A (en) * 1973-11-14 1974-11-05 Qantix Corp Transparent front projection screen having concave ridges thereon
JPS5345141B2 (en) * 1973-12-18 1978-12-04
US3941467A (en) * 1974-10-29 1976-03-02 Kaptron, Inc. Optical projector/reader

Also Published As

Publication number Publication date
DE2738658B2 (en) 1979-10-11
ATA614277A (en) 1982-02-15
GB1590679A (en) 1981-06-03
DE2738658C3 (en) 1980-08-07
IN149132B (en) 1981-09-19
AT368640B (en) 1982-10-25
ES461877A1 (en) 1978-12-01
BR7705679A (en) 1978-06-27
MX148985A (en) 1983-08-05
JPS5341227A (en) 1978-04-14
FR2413686B1 (en) 1984-05-18
JPS6210418B2 (en) 1987-03-06
BE858178A (en) 1977-12-16
DE2738658A1 (en) 1978-03-16
CA1103492A (en) 1981-06-23
FR2413686A1 (en) 1979-07-27
NL7709456A (en) 1978-03-15

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