JP2695422C - - Google Patents

Info

Publication number
JP2695422C
JP2695422C JP2695422C JP 2695422 C JP2695422 C JP 2695422C JP 2695422 C JP2695422 C JP 2695422C
Authority
JP
Japan
Prior art keywords
screen
surface lens
light
lens
exit surface
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
Other languages
English (en)
Japanese (ja)
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Rayon Co Ltd
Publication date

Links

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