PHOTO-330 Photocell Light 16K, Dark 5 Meg, Dia. 5mm

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A photocell changes (also called a LDR, photodetector, photoresistor, CDS or photoconductive cell) resistance depending on the amount of light it is exposed to.

These photocells can be used in many applications:

  • Auto-focus lenses
  • Exposure meters
  • Contrast controls for TVs
  • Dimmer or light switches
  • Flame detectors
  • Electronic toys
  • Street lamp switches
  • Optocouplers


  Order#   Light     Dark   Size of photocell  
 Photo-300     5K  200K  5mm
 Photo-310  8K  1Meg  5mm
 Photo-320  45K  10Meg    5mm
 Photo-330  16K  5Meg  5mm
 Photo-340  50K  20Meg  5mm
 Photo-600  8K  300K  10mm
 Photo-610  12K  1Meg  10mm

Note: Size of photocell may change by manufacture.

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