JPH0510255Y2 - - Google Patents

Info

Publication number

JPH0510255Y2

JPH0510255Y2 JP1985023173U JP2317385U JPH0510255Y2 JP H0510255 Y2 JPH0510255 Y2 JP H0510255Y2 JP 1985023173 U JP1985023173 U JP 1985023173U JP 2317385 U JP2317385 U JP 2317385U JP H0510255 Y2 JPH0510255 Y2 JP H0510255Y2

Authority

JP

Japan

Prior art keywords

light

light receiving

tape

phototransistor

wavelength

Prior art date

1985-02-20

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.)

Expired - Lifetime

Links

• Espacenet
• Global Dossier
• Discuss

• 230000003287 optical effect Effects 0.000 claims description 9
• 238000001514 detection method Methods 0.000 claims description 6
• 230000035945 sensitivity Effects 0.000 description 10
• 238000010586 diagram Methods 0.000 description 5
• 238000004020 luminiscence type Methods 0.000 description 3
• 230000007257 malfunction Effects 0.000 description 3
• 238000002834 transmittance Methods 0.000 description 3
• 230000000903 blocking effect Effects 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 238000000034 method Methods 0.000 description 1
• 238000010422 painting Methods 0.000 description 1
• 238000001228 spectrum Methods 0.000 description 1