Search results for: 'photodiode'

Measure the brightness of ambient light with a 16-bit sensor.

Infrared (IR) break-beam sensors are a simple way to detect motion. They work by having an emitter side that sends out a beam of human-invisible IR light, then a...

This is a BH1750 light intensity sensor breakout board with a 16 bit AD converter built-in which can directly output a digital signal, there is no need for complicated calculations.

When the future is dazzlingly-bright, this ultra-high-range luminosity sensor will help you measure it. The TSL2591 luminosity sensor is an advanced digital light sensor, ideal for use in a wide range of light situations

Here comes DFRobot's new Analog Ambient Light Sensor. Brand new design and much more convenient to use.

This new ambient light sensor is packaged in a transparent semisphere case that offers better light-gathering power. The sensor supports a 0-200klx detection range...

Extend your light-sensing spectrum with this analog UV sensor module. It uses a UV photodiode, which can detect the 240-370nm range of light (which covers UVB and...

The SparkFun AS7343 Qwiic Spectral Sensor enables users to measure light in both the visible spectrum (VIS) and near-infrared (NIR) ranges, all on a...

The SparkFun AS7331 Qwiic Spectral UV Sensor measures UV radiation on three channels, UVA, UVB, and UVC, with high sensitivity and accuracy...

The SparkFun Photodetector Breakout is an updated version of the SparkFun Particle Sensor Breakout includes the MAX30101, a highly sensitive optical sensor and successor...

This T-Slot Photo Interrupter is a simple plastic sensor with two elements - an IR LED and an IR photo-transistor, situated across a U-shaped gap. You can control...

This IR break beam sensor works up to 4m with a fast and stable response of 0.5ms. Power the sensor by a voltage of DC 5V. It can be used with Arduino in...

Grove - Infrared Reflective Sensor v1.2 can be used for detection of proximity and color of objects. The reflective photosensor - RPR-220 used in this...

The QTR-1A reflectance sensor carries a single infrared LED and phototransistor pair in an inexpensive, tiny 0.5" x 0.3" module that can be mounted almost anywhere and is great for edge detection and line following. The reflectance measurement is output as an analog voltage. This sensor is sold in packs of two units.

IP67-rated PAR sensor measures 400-700nm light for crop growth & solar systems. Modbus-RTU/RS485 interface, 5-30V DC. Arduino-compatible...

The SparkFun Pulse Oximeter and Heart Rate Sensor is an I2C based biometric sensor, utilizing two chips from Maxim Integrated: the MAX32664 Biometric Sensor Hub...

IP67-rated RS485 solar radiation sensor measures 400-1100nm solar energy. Modbus-RTU protocol, 5-30V DC. Perfect for photovoltaic systems & crop monitoring...

Detects objects blocking light. Features ITR9608 photoelectric switch, 5.0mm photonic gap, rapid response. Ideal for counting, speed detection, and card...

An optical reflective sensor is a composite electronic device with two elements - an IR LED and an IR photo-transistor. The IR LED blasts light, and when...

This sensor is composed of an infrared emitter on one upright and a shielded infrared detector on the other. By emitting a beam of infrared light from one upright to the other, the sensor can detect when an object passes between the uprights, breaking the beam. Used for many applications including optical limit switches, pellet dispensing, general object detection, etc. Gap width = 10mm

Basic breakout board for the TEMT6000 Ambient Light Sensor. Only what you need, nothing you don’t. Sensor acts like a transistor - the greater the incoming light, the higher the analog voltage on the signal pin.

This IR LED/phototransistor pair is great for precisely identifying changes in reflectance (like line detection). It operates from 2.9 V to 5.5 V and...

This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and turn it on to bounce...

The SparkFun AS7263 Near Infrared (NIR) Spectral Sensor Breakout brings spectroscopy to the palm of your hand, making it easier than ever to measure and characterize...

We live in a colorful world, but how much do you really know about color? Your eyes may deceive you, while the sensors don’t lie. This AS7341sensor can tell you...

The SparkFun Mini AS7331 Qwiic Spectral UV Sensor measures UV radiation on three channels: UVA, UVB, and UVC, with high sensitivity and accuracy...

VEML7700 is a high accuracy ambient light digital 16-bit resolution sensor. It includes a high sensitive photo diode, a low noise amplifier, a 16-bit A/D converter...

The SparkFun Qwiic VEML7700 Ambient Light Sensor provides accurate, 16-bit ambient light readings from 0 to 167,000 lux via the I2C interface. This...

This is a background suppression photoelectric switch with 15mm-350mm adjustable detection range (can be adjusted by the knob). Its response time is only 0.5ms...

The waterproof mirror reflection photoelectric switch detects transparent objects within a distance of 10cm to 100cm and features a learning function...

This 4-wire slot type photoelectric switch integrates an optical transceiver module, providing stable performance and strong anti-interference ability. Power it...

This T-Slot Photo Interrupter with Cable is a simple plastic sensor with two elements - an IR LED and an IR photo-transistor, situated across a U-shaped gap. You...

This is a pair of photoelectric switches with a detection distance of up to 1.5m and a fast and stable response time of less than 1ms. The module consists of a transmitter...

This cost-effective smart color mark photoelectric sensor with 8~16 mm detection range employs 4-elements LED light source, stable detection of a variety...

This is a photoelectric switch that is composed of emitter and receptor.The emitter consists of a laser diode,and the laser has the characteristics of high precision, good orientation etc.The receptor consists of a photoelectric element.When receiving the laser pulse, the built-in light conducting.The emitter and receptor can assemble a detector. It can be directly compatible with Arduino to develop related products .Of course,it is also very suitable for photoelectric counting, security, ultra-high vehicle overrun detection etc.

This module features a fixed-gain, 38 kHz modulated IR sensor and a corresponding IR LED with oscillator circuit to make a tiny proximity sensor. This low-brightness version draws an average of 8 mA and has a typical sensing range up to approximately 12 inches (30 cm).