JPS6298021U - - Google Patents

Info

Publication number

JPS6298021U

JPS6298021U JP18970185U JP18970185U JPS6298021U JP S6298021 U JPS6298021 U JP S6298021U JP 18970185 U JP18970185 U JP 18970185U JP 18970185 U JP18970185 U JP 18970185U JP S6298021 U JPS6298021 U JP S6298021U

Authority

JP

Japan

Prior art keywords

light source

laser light

radiation beam

recording medium

optical axis

Prior art date

1985-12-09

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

• 239000004065 semiconductor Substances 0.000 claims description 6
• 230000003287 optical effect Effects 0.000 claims description 5
• 230000005855 radiation Effects 0.000 claims description 4
• 239000000758 substrate Substances 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2
• 238000001514 detection method Methods 0.000 description 1