FR2727231B1 - Diaphragme d'horizon pour planetarium - Google Patents

Diaphragme d'horizon pour planetarium

Info

Publication number
FR2727231B1
FR2727231B1 FR9513655A FR9513655A FR2727231B1 FR 2727231 B1 FR2727231 B1 FR 2727231B1 FR 9513655 A FR9513655 A FR 9513655A FR 9513655 A FR9513655 A FR 9513655A FR 2727231 B1 FR2727231 B1 FR 2727231B1
Authority
FR
France
Prior art keywords
planetarium
horizon
diaphragm
horizon diaphragm
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 - Fee Related
Application number
FR9513655A
Other languages
English (en)
Other versions
FR2727231A1 (fr
Inventor
Klaus Dieter Scharf
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.)
Jenoptik AG
Original Assignee
Carl Zeiss Jena GmbH
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 Carl Zeiss Jena GmbH filed Critical Carl Zeiss Jena GmbH
Publication of FR2727231A1 publication Critical patent/FR2727231A1/fr
Application granted granted Critical
Publication of FR2727231B1 publication Critical patent/FR2727231B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B27/00—Planetaria; Globes
    • G09B27/02—Tellurions; Orreries
FR9513655A 1994-11-23 1995-11-17 Diaphragme d'horizon pour planetarium Expired - Fee Related FR2727231B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9418715U DE9418715U1 (de) 1994-11-23 1994-11-23 Steuerbare Horizontblende für Planetarien

Publications (2)

Publication Number Publication Date
FR2727231A1 FR2727231A1 (fr) 1996-05-24
FR2727231B1 true FR2727231B1 (fr) 1997-12-26

Family

ID=6916460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9513655A Expired - Fee Related FR2727231B1 (fr) 1994-11-23 1995-11-17 Diaphragme d'horizon pour planetarium

Country Status (4)

Country Link
US (1) US5717529A (fr)
JP (1) JPH08272291A (fr)
DE (1) DE9418715U1 (fr)
FR (1) FR2727231B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3726952B2 (ja) * 2001-04-26 2005-12-14 株式会社五藤光学研究所 プラネタリウム
US20090191105A1 (en) * 2004-08-30 2009-07-30 Kazuhiro Tanahashi Fractionation Apparatus
JP5691257B2 (ja) * 2010-06-22 2015-04-01 セイコーエプソン株式会社 プロジェクター
CN207198536U (zh) 2015-03-31 2018-04-06 富士胶片株式会社 投射镜头、投影仪

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3555704A (en) * 1966-02-17 1971-01-19 Zeiss Stiftung Cloud projector
DE4103845A1 (de) * 1991-02-08 1992-08-13 Zeiss Carl Fa Projektionsvorrichtung fuer planetarien

Also Published As

Publication number Publication date
DE9418715U1 (de) 1995-01-12
JPH08272291A (ja) 1996-10-18
FR2727231A1 (fr) 1996-05-24
US5717529A (en) 1998-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse