JPS63109343U - - Google Patents

Info

Publication number

JPS63109343U

JPS63109343U JP20131386U JP20131386U JPS63109343U JP S63109343 U JPS63109343 U JP S63109343U JP 20131386 U JP20131386 U JP 20131386U JP 20131386 U JP20131386 U JP 20131386U JP S63109343 U JPS63109343 U JP S63109343U

Authority

JP

Japan

Prior art keywords

light source

light

detection device

receiving element

respond

Prior art date

1986-12-29

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

• 238000001514 detection method Methods 0.000 claims description 5
• 230000003287 optical effect Effects 0.000 description 2