Optical Detectors and Sensors

Optical detectors and sensors are used to measure light and optical signals. They convert light energy into electrical signals that can control other equipment or be further processed in some form. They are used in a variety of areas of science, engineering, and industry. Optical detectors and sensors can range from simple photodiodes and phototransistors to complex optical devices such as imaging spectrometers. They are also used for imaging and sensing applications such as nighttime surveillance or medical imaging. Some optical detectors and sensors require an illumination source such as an LED or laser diode. Other sensors rely solely on the ambient light in their environment. They can be used to detect a range of different optical signals, such as UV radiation, infrared radiation, visible light, and so on. Optical detectors and sensors are widely used in telecommunications, optoelectronics, aerospace, automotive, and more.
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PT19-21B/L41/TR8(BY)


20mA NPN 30V 75mW 100nA 940nm 0603 Phototransistors ROHS
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Everlight 15694
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AUD 0.033
Multiples of: 20

SFH 2703


Infrared (IR) Emitter 940nm 0.95V 130° 2-SMD, No Lead
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Osram 15338
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AUD 0.7401
Multiples of: 1

APT2012P3BT


Phototransistors Phototransistor Blue Trans 1 mA
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Kingbright 15250
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AUD 0.1194
Multiples of: 1

IN-S126BTNPT


Phototransistors Top View / 1206 / 3.2x1.6x1.1
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Inolux 15196
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AUD 0.0739
Multiples of: 1

SFH 229 FA


Photodiodes PHOTODIODE T1 (3mm)
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OSRAM 14600
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AUD 0.3866
Multiples of: 1

IN-S126BTNPD


Photodiodes Top View / 1206 / 3.2x1.6x1.1
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Inolux 14521
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AUD 0.0911
Multiples of: 1

SFH 309


Phototransistors PHOTOTRANSISTOR
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OSRAM 14404
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AUD 0.2538
Multiples of: 1

VEMT3700X01-GS08


Phototransistors PHOTO TRANS. SMD PLCC2 AECQ-101
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Vishay 14275
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AUD 0.4557
Multiples of: 1

QSB363GR


Phototransistors Phototransistor Si Infrared
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ON Semiconductor 13666
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AUD 0.2059
Multiples of: 1

ALS-PDIC243-3C


Ambient Light Sensors Through Hole RoHS
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Everlight 13196
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AUD 0.2334
Multiples of: 5

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