JPS61121413U - - Google Patents

Info

Publication number

JPS61121413U

JPS61121413U JP576085U JP576085U JPS61121413U JP S61121413 U JPS61121413 U JP S61121413U JP 576085 U JP576085 U JP 576085U JP 576085 U JP576085 U JP 576085U JP S61121413 U JPS61121413 U JP S61121413U

Authority

JP

Japan

Prior art keywords

light source

index lens

end surface

refractive index

distributed index

Prior art date

1985-01-18

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

• 230000007423 decrease Effects 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2