JPH0451362Y2 - - Google Patents

Info

Publication number

JPH0451362Y2

JPH0451362Y2 JP9791388U JP9791388U JPH0451362Y2 JP H0451362 Y2 JPH0451362 Y2 JP H0451362Y2 JP 9791388 U JP9791388 U JP 9791388U JP 9791388 U JP9791388 U JP 9791388U JP H0451362 Y2 JPH0451362 Y2 JP H0451362Y2

Authority

JP

Japan

Prior art keywords

lens

prism

inner lens

pitch

vapor deposition

Prior art date

1988-07-26

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

Links

• Espacenet
• Global Dossier
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• 230000008020 evaporation Effects 0.000 claims description 11
• 238000001704 evaporation Methods 0.000 claims description 11
• 238000007740 vapor deposition Methods 0.000 claims description 10
• 238000000465 moulding Methods 0.000 description 4
• 230000000694 effects Effects 0.000 description 3
• 230000007423 decrease Effects 0.000 description 2
• 238000010586 diagram Methods 0.000 description 2
• 238000009792 diffusion process Methods 0.000 description 2
• 238000005516 engineering process Methods 0.000 description 2
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
• 229910052782 aluminium Inorganic materials 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 230000003247 decreasing effect Effects 0.000 description 1
• 238000006073 displacement reaction Methods 0.000 description 1
• 230000002349 favourable effect Effects 0.000 description 1
• 230000003287 optical effect Effects 0.000 description 1
• 238000007665 sagging Methods 0.000 description 1
• 238000001771 vacuum deposition Methods 0.000 description 1