IT984143B - Apparecchio di proiezione ottica - Google Patents

Apparecchio di proiezione ottica

Info

Publication number
IT984143B
IT984143B IT2345373A IT2345373A IT984143B IT 984143 B IT984143 B IT 984143B IT 2345373 A IT2345373 A IT 2345373A IT 2345373 A IT2345373 A IT 2345373A IT 984143 B IT984143 B IT 984143B
Authority
IT
Italy
Prior art keywords
optical projection
projection equipment
equipment
optical
projection
Prior art date
Application number
IT2345373A
Other languages
English (en)
Italian (it)
Original Assignee
Lindaco Ltd
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 Lindaco Ltd filed Critical Lindaco Ltd
Application granted granted Critical
Publication of IT984143B publication Critical patent/IT984143B/it

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
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
IT2345373A 1972-04-26 1973-04-26 Apparecchio di proiezione ottica IT984143B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE552172A SE363906B (enExample) 1972-04-26 1972-04-26

Publications (1)

Publication Number Publication Date
IT984143B true IT984143B (it) 1974-11-20

Family

ID=20266665

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2345373A IT984143B (it) 1972-04-26 1973-04-26 Apparecchio di proiezione ottica

Country Status (6)

Country Link
JP (1) JPS4967625A (enExample)
DE (1) DE2321219A1 (enExample)
FR (1) FR2187135A5 (enExample)
GB (1) GB1429992A (enExample)
IT (1) IT984143B (enExample)
SE (1) SE363906B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5453530A (en) * 1977-10-05 1979-04-26 Tetsuo Nomoto Overhead projector
JPS5867325U (ja) * 1981-10-30 1983-05-07 株式会社ミツトヨ 投影機

Also Published As

Publication number Publication date
DE2321219A1 (de) 1973-11-08
FR2187135A5 (enExample) 1974-01-11
JPS4967625A (enExample) 1974-07-01
GB1429992A (en) 1976-03-31
SE363906B (enExample) 1974-02-04

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