JPH0351578U - - Google Patents

Info

Publication number

JPH0351578U

JPH0351578U JP11104389U JP11104389U JPH0351578U JP H0351578 U JPH0351578 U JP H0351578U JP 11104389 U JP11104389 U JP 11104389U JP 11104389 U JP11104389 U JP 11104389U JP H0351578 U JPH0351578 U JP H0351578U

Authority

JP

Japan

Prior art keywords

output

optical sensor

screen

amplifier

projection

Prior art date

1989-09-22

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

• 230000003287 optical effect Effects 0.000 claims description 6
• 230000001186 cumulative effect Effects 0.000 claims description 3
• 238000005070 sampling Methods 0.000 claims description 3
• 238000001514 detection method Methods 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1