JPH0576834B2 - - Google Patents

Info

Publication number
JPH0576834B2
JPH0576834B2 JP59216738A JP21673884A JPH0576834B2 JP H0576834 B2 JPH0576834 B2 JP H0576834B2 JP 59216738 A JP59216738 A JP 59216738A JP 21673884 A JP21673884 A JP 21673884A JP H0576834 B2 JPH0576834 B2 JP H0576834B2
Authority
JP
Japan
Prior art keywords
optical axis
group
projection
rear group
lens
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 - Lifetime
Application number
JP59216738A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6195689A (ja
Inventor
Yoshito Myatake
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59216738A priority Critical patent/JPS6195689A/ja
Priority to US06/780,680 priority patent/US4753519A/en
Publication of JPS6195689A publication Critical patent/JPS6195689A/ja
Publication of JPH0576834B2 publication Critical patent/JPH0576834B2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
JP59216738A 1984-09-27 1984-10-16 テレビジヨン画像投写装置 Granted JPS6195689A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59216738A JPS6195689A (ja) 1984-10-16 1984-10-16 テレビジヨン画像投写装置
US06/780,680 US4753519A (en) 1984-09-27 1985-09-26 Optical system for projection television apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59216738A JPS6195689A (ja) 1984-10-16 1984-10-16 テレビジヨン画像投写装置

Publications (2)

Publication Number Publication Date
JPS6195689A JPS6195689A (ja) 1986-05-14
JPH0576834B2 true JPH0576834B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-10-25

Family

ID=16693153

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59216738A Granted JPS6195689A (ja) 1984-09-27 1984-10-16 テレビジヨン画像投写装置

Country Status (1)

Country Link
JP (1) JPS6195689A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0750938B2 (ja) * 1987-11-11 1995-05-31 株式会社日立製作所 投写形テレビ用光学系
JPH02116284A (ja) * 1988-10-26 1990-04-27 Pioneer Electron Corp ３管式プロジェクションテレビ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5628571A (en) * 1979-08-16 1981-03-20 Matsushita Electric Ind Co Ltd Television projecting unit
US4376949A (en) * 1981-06-11 1983-03-15 Zenith Radio Corporation Color projection TV systems
JPS59149106U (ja) * 1983-03-25 1984-10-05 株式会社日立製作所 投写用レンズ装置

Also Published As

Publication number Publication date
JPS6195689A (ja) 1986-05-14

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