JPS61179501U - - Google Patents

Info

Publication number

JPS61179501U

JPS61179501U JP6324885U JP6324885U JPS61179501U JP S61179501 U JPS61179501 U JP S61179501U JP 6324885 U JP6324885 U JP 6324885U JP 6324885 U JP6324885 U JP 6324885U JP S61179501 U JPS61179501 U JP S61179501U

Authority

JP

Japan

Prior art keywords

lens

lenses

aperture

relationship

direction perpendicular

Prior art date

1985-04-30

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 230000003287 optical effect Effects 0.000 claims 2
• 239000011800 void material Substances 0.000 description 1