MX148985A - Mejoras a proyector optico de microfichas o cassettes - Google Patents

Mejoras a proyector optico de microfichas o cassettes

Info

Publication number
MX148985A
MX148985A MX170358A MX17035877A MX148985A MX 148985 A MX148985 A MX 148985A MX 170358 A MX170358 A MX 170358A MX 17035877 A MX17035877 A MX 17035877A MX 148985 A MX148985 A MX 148985A
Authority
MX
Mexico
Prior art keywords
microfichas
cassettes
optical projector
projector
optical
Prior art date
Application number
MX170358A
Other languages
English (en)
Inventor
George Johannus Yevick
Original Assignee
Izon 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 Izon Corp filed Critical Izon Corp
Publication of MX148985A publication Critical patent/MX148985A/es

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)
MX170358A 1976-09-13 1977-08-25 Mejoras a proyector optico de microfichas o cassettes MX148985A (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
MX148985A true MX148985A (es) 1983-08-05

Family

ID=24883776

Family Applications (1)

Application Number Title Priority Date Filing Date
MX170358A MX148985A (es) 1976-09-13 1977-08-25 Mejoras a proyector optico de microfichas o cassettes

Country Status (13)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54163927U (es) * 1978-05-10 1979-11-16
DE2906477C3 (de) 1979-02-20 1995-02-09 Rohrmoser Alois Skifabrik Skibremse
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 (es) * 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
DE2738658A1 (de) 1978-03-16
CA1103492A (en) 1981-06-23
NL7709456A (nl) 1978-03-15
DE2738658C3 (de) 1980-08-07
ES461877A1 (es) 1978-12-01
DE2738658B2 (de) 1979-10-11
FR2413686B1 (es) 1984-05-18
ATA614277A (de) 1982-02-15
BE858178A (fr) 1977-12-16
JPS6210418B2 (es) 1987-03-06
AT368640B (de) 1982-10-25
BR7705679A (pt) 1978-06-27
GB1590679A (en) 1981-06-03
IN149132B (es) 1981-09-19
JPS5341227A (en) 1978-04-14
FR2413686A1 (fr) 1979-07-27
HK41884A (en) 1984-05-18

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