JPS6111716A - 投影レンズ - Google Patents

投影レンズ

Info

Publication number
JPS6111716A
JPS6111716A JP13229784A JP13229784A JPS6111716A JP S6111716 A JPS6111716 A JP S6111716A JP 13229784 A JP13229784 A JP 13229784A JP 13229784 A JP13229784 A JP 13229784A JP S6111716 A JPS6111716 A JP S6111716A
Authority
JP
Japan
Prior art keywords
lens
screen
curvature
aberration
refractive power
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.)
Granted
Application number
JP13229784A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0446404B2 (enrdf_load_stackoverflow
Inventor
Atsushi Hosoya
淳 細矢
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP13229784A priority Critical patent/JPS6111716A/ja
Priority to US06/747,029 priority patent/US4682861A/en
Publication of JPS6111716A publication Critical patent/JPS6111716A/ja
Publication of JPH0446404B2 publication Critical patent/JPH0446404B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP13229784A 1984-06-25 1984-06-27 投影レンズ Granted JPS6111716A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP13229784A JPS6111716A (ja) 1984-06-27 1984-06-27 投影レンズ
US06/747,029 US4682861A (en) 1984-06-25 1985-06-20 Projection lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13229784A JPS6111716A (ja) 1984-06-27 1984-06-27 投影レンズ

Publications (2)

Publication Number Publication Date
JPS6111716A true JPS6111716A (ja) 1986-01-20
JPH0446404B2 JPH0446404B2 (enrdf_load_stackoverflow) 1992-07-29

Family

ID=15077995

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13229784A Granted JPS6111716A (ja) 1984-06-25 1984-06-27 投影レンズ

Country Status (1)

Country Link
JP (1) JPS6111716A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62174711A (ja) * 1986-01-29 1987-07-31 Hitachi Ltd 投写形テレビ用光学系
JPH05323188A (ja) * 1992-10-30 1993-12-07 Hitachi Ltd 投写形テレビ用光学系
JPH0749450A (ja) * 1993-06-15 1995-02-21 Us Precision Lens Inc 球面色収差の少ない投影レンズ系

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62174711A (ja) * 1986-01-29 1987-07-31 Hitachi Ltd 投写形テレビ用光学系
JPH05323188A (ja) * 1992-10-30 1993-12-07 Hitachi Ltd 投写形テレビ用光学系
JPH0749450A (ja) * 1993-06-15 1995-02-21 Us Precision Lens Inc 球面色収差の少ない投影レンズ系

Also Published As

Publication number Publication date
JPH0446404B2 (enrdf_load_stackoverflow) 1992-07-29

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term