Visible light

Description

Use: The light sensor uses a photodiode. It approximates the human eye in the spectral response. This photodiode produces a voltage which varies in a linear fashion with light intensity.

Technical specifications

Operational range    balle_verte.gif (257 bytes) 0 to 92,6 lux (8,55 foot-candle)
   balle_verte.gif (257 bytes) 0 to 1 018,5 lux (94,62 foot-candle)
   balle_verte.gif (257 bytes) 0 to 92 685,2 lux (8610,74 foot-candle)
Photodiode dimension surface    balle_verte.gif (257 bytes) 2,4 mm x 2,8 mm
Spectral response    balle_verte.gif (257 bytes) 320 to 730 nm
Maximum response at    balle_verte.gif (257 bytes) 560 nm
Sensibility at 560 nm    balle_verte.gif (257 bytes) 0,3 A/W
Response time    balle_verte.gif (257 bytes) 2,5 µs

Components included in the sensor kit

A visible light sensor kit includes all material needed for it's assembly :

terminals, wiring cable, resistors, capacitors
printed circuits board
integrated circuits
light sensor (photodiode)
cylindrical transparent tube, switch

Prices:

Visible light sensor kit:  20 $ (can)* 15 $ (us)*

Schematic and assembly plan:   7 $ (can)* 5 $ (us)*

* Plus taxes and handling

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