JPS6215771Y2 - - Google Patents

Info

Publication number

JPS6215771Y2

JPS6215771Y2 JP11547878U JP11547878U JPS6215771Y2 JP S6215771 Y2 JPS6215771 Y2 JP S6215771Y2 JP 11547878 U JP11547878 U JP 11547878U JP 11547878 U JP11547878 U JP 11547878U JP S6215771 Y2 JPS6215771 Y2 JP S6215771Y2

Authority

JP

Japan

Prior art keywords

lens

frame plate

peripheral frame

lens body

recess

Prior art date

1978-08-22

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
• Discuss

• 230000002093 peripheral effect Effects 0.000 claims description 17
• 238000005452 bending Methods 0.000 claims description 8
• 239000011521 glass Substances 0.000 claims description 4
• 238000004519 manufacturing process Methods 0.000 description 3
• 238000002788 crimping Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 238000004804 winding Methods 0.000 description 2
• 238000003780 insertion Methods 0.000 description 1
• 230000037431 insertion Effects 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 238000003466 welding Methods 0.000 description 1