JPS6416724U - - Google Patents

Info

Publication number

JPS6416724U

JPS6416724U JP11219487U JP11219487U JPS6416724U JP S6416724 U JPS6416724 U JP S6416724U JP 11219487 U JP11219487 U JP 11219487U JP 11219487 U JP11219487 U JP 11219487U JP S6416724 U JPS6416724 U JP S6416724U

Authority

JP

Japan

Prior art keywords

reflecting mirror

main reflecting

sub

focal point

converting section

Prior art date

1987-07-22

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000010586 diagram Methods 0.000 description 2
• 230000010287 polarization Effects 0.000 description 1