JPS6265622U - - Google Patents

Info

Publication number

JPS6265622U

JPS6265622U JP15753985U JP15753985U JPS6265622U JP S6265622 U JPS6265622 U JP S6265622U JP 15753985 U JP15753985 U JP 15753985U JP 15753985 U JP15753985 U JP 15753985U JP S6265622 U JPS6265622 U JP S6265622U

Authority

JP

Japan

Prior art keywords

neutral density

density filter

filter

laser beam

light

Prior art date

1985-10-15

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 description 4
• 238000002560 therapeutic procedure Methods 0.000 claims description 2
• 230000007935 neutral effect Effects 0.000 claims 5
• 238000005562 fading Methods 0.000 claims 2
• 230000002265 prevention Effects 0.000 claims 2
• 238000010521 absorption reaction Methods 0.000 claims 1
• 230000004907 flux Effects 0.000 claims 1
• 230000000638 stimulation Effects 0.000 description 1