GB1337318A - Optical projection apparatus - Google Patents

Optical projection apparatus

Info

Publication number
GB1337318A
GB1337318A GB3672471A GB3672471A GB1337318A GB 1337318 A GB1337318 A GB 1337318A GB 3672471 A GB3672471 A GB 3672471A GB 3672471 A GB3672471 A GB 3672471A GB 1337318 A GB1337318 A GB 1337318A
Authority
GB
United Kingdom
Prior art keywords
mirrors
image
screen
systems
pinion
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
GB3672471A
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.)
Honeywell Inc
Original Assignee
Honeywell 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 Honeywell Inc filed Critical Honeywell Inc
Publication of GB1337318A publication Critical patent/GB1337318A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/18—Devices for changing pictures in viewing apparatus or projectors with fade-in and fade-out effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
GB3672471A 1970-08-14 1971-08-04 Optical projection apparatus Expired GB1337318A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6374170A 1970-08-14 1970-08-14
US6375170A 1970-08-14 1970-08-14

Publications (1)

Publication Number Publication Date
GB1337318A true GB1337318A (en) 1973-11-14

Family

ID=26743737

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3672471A Expired GB1337318A (en) 1970-08-14 1971-08-04 Optical projection apparatus

Country Status (3)

Country Link
DE (1) DE2140501A1 (OSRAM)
FR (1) FR2104338A5 (OSRAM)
GB (1) GB1337318A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8910598U1 (de) * 1989-07-22 1989-11-23 Neuwälder, Kurt, 79189 Bad Krozingen Dia-Überblendprojektor mit einem Objektiv oder ohne Objektiv mit zwei parallelen Getriebewellen sowie mit zwei Dia-Spezialmagazinen

Also Published As

Publication number Publication date
FR2104338A5 (OSRAM) 1972-04-14
DE2140501A1 (de) 1972-11-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees