Light & Colour
Browse our range of light and colour sensors, including ambient light, UV, IR, and full-spectrum colour recognition modules. Whether you need a simple photoresistor or a multi-channel spectral sensor, we stock options for every project.
Popular with Australian makers, educators, and engineers for projects like automatic lighting, UV monitoring, gesture detection, and colour-matching systems. Most modules use I2C for easy integration with Arduino, Raspberry Pi, and CircuitPython.
Fast shipping across Australia.
RS485 Photosynthetically Active Radiation (PAR) Sensor (400-700nm)
SKU: DF-SEN0641 | Brand: DFRobot
The RS485 PAR Sensor measures photosynthetically active radiation in the 400–700 nm wavelength range — the light spectrum that plants use for photosynthesis. It converts incident radiation into a signal proportional t...
Delivered by Mon 22 Jun
PlanetX UV Sensors
SKU: EF-EF05021 | Brand: ElecFreaks
The UV sensor is able to measure the total ultraviolet intensity of sunlight. You can use it to sense ozone and pollutants or make fire safety devices.
Delivered by Mon 22 Jun
Gravity: I2C IP68 Waterproof Ambient Light Sensor (1-65535lx)
SKU: DF-SEN0562 | Brand: DFRobot
What is an Ambient Light Sensor?An ambient light sensor is a type of sensor that measures the amount of light in the surrounding environment. These sensors can be used in various applications, including lighting and b...
Delivered by Wed 1 Jul
Adafruit VCNL4040 Proximity and Lux Sensor - STEMMA QT
SKU: AF-4161 | Brand: Adafruit
The Adafruit VCNL4040 is a two-in-one proximity and ambient light sensor from Vishay. It measures proximity from 0 to 200 mm (~7.5 inches) using an on-board IR LED, and ambient light from 0.0125 to 6,553 lux — all ove...
Delivered by Fri 10 Jul
Flora Lux Sensor - TSL2561 Light Sensor [v1.0]
SKU: AF-1246 | Brand: Adafruit
Add light-reactive sensing to your wearable Flora project with this high precision Lux sensor. The TSL2561 luminosity sensor is an advanced digital light sensor, ideal for use in a wide range of light situations. Comp...
Delivered by Mon 22 Jun
Light Sensor - BH1750
SKU: DF-SEN0097 | Brand: DFRobot
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. This is a more acurate and easier ...
Delivered by Mon 22 Jun
LilyPad Temperature Sensor
SKU: SF-DEV-08777 | Brand: SparkFun
Detecting temperature changes has never been easier. The MCP9700 is a small thermistor type temperature sensor. This sensor will output 0.5V at 0 degrees C, 0.75V at 25 C, and 10mV per degree C. Doing an analog to dig...
Delivered by Wed 1 Jul
Gravity:Analog UV Sensor V2
SKU: DF-SEN0162 | Brand: DFRobot
The Gravity Analog UV Sensor V2 uses a GUVA-S12SD photodiode to detect ultraviolet radiation in the 200–370 nm (UV-A) wavelength range. It outputs a linear analogue voltage signal proportional to UV intensity, making ...
Delivered by Wed 1 Jul
Analog UV Light Sensor Breakout - GUVA-S12SD
SKU: AF-1918 | Brand: Adafruit
An analog UV light sensor breakout based on the GUVA-S12SD photodiode, detecting the 240–370nm range covering UVB and most of the UVA spectrum. An on-board op-amp amplifies the tiny photodiode current to a readable vo...
Delivered by Fri 10 Jul
RS485 Photoelectric Solar Radiation Sensor (400-1100nm)
SKU: DF-SEN0640 | Brand: DFRobot
The RS485 Photoelectric Solar Radiation Sensor is designed for precise solar radiation measurement within the 400-1100nm spectral range. Utilizing the photoelectric principle, it converts sunlight into electric...
Delivered by Wed 1 Jul
RS485 Ultraviolet (UV) Intensity Measure Sensor (290-390nm, UVA, UVB)
SKU: DF-SEN0642 | Brand: DFRobot
An industrial-grade RS485 UV sensor that measures ultraviolet intensity (0–15 mW/cm²) and UV index (0–15) across the 290–390 nm wavelength range, covering both UVA and UVB bands. It communicates via the Modbus-RTU pro...
Delivered by Wed 1 Jul
ELECFREAKS PlanetX 4 Channel Tracking Sensor
SKU: EF-EF05053 | Brand: ElecFreaks
The ELECFREAKS PlanetX 4-Channel Tracking Sensor has integrated 4 groups photocell recevier and the fill light LEDs(We call them all as the Probes). At the mean time, it is able to learn by itselft, which means it cou...
Delivered by Wed 1 Jul
SparkFun Mini Tristimulus Color Sensor - OPT4048DTSR (Qwiic)
SKU: SF-SEN-22639 | Brand: SparkFun
The SparkFun Qwiic Mini Tristimulus Colour Sensor features the OPT4048DTSR from Texas Instruments — a high-speed, high-precision four-channel colour sensor with spectral responses closely matching the CIE 1931 tristim...
Delivered by Wed 1 Jul
SparkFun Tristimulus Color Sensor - OPT4048DTSR (Qwiic)
SKU: SF-SEN-22638 | Brand: SparkFun
The SparkFun Tristimulus Color Sensor is built around the Texas Instruments OPT4048DTSR — a high-speed, high-precision four-channel colour sensor. Three channels closely match the CIE 1931 tristimulus XYZ spectra with...
Delivered by Wed 1 Jul
Adafruit LTR-329 Light Sensor - STEMMA QT / Qwiic
SKU: AF-5591 | Brand: Adafruit
The Adafruit LTR-329 is a low-cost I2C digital light sensor that provides 16-bit measurements for both infrared and visible+IR spectrums. Subtract one from the other to get human-visible light readings. With configura...
Delivered by Fri 10 Jul
Smart Color Mark Photoelectric Sensor
SKU: DF-SEN0506 | Brand: DFRobot
This cost-effective smart color mark photoelectric sensor with 8~16 mm detection range employs 4-elements LED light source. Operating at 12~24V, the color mark sensor offers 3 detection modes, and 4 output modes. It s...
Delivered by Wed 1 Jul
Gravity: TCS3430 Tristimulus Color Sensor
SKU: DF-SEN0404 | Brand: DFRobot
Devices with True Tone technology like Apple iPad Pro, iPhone, and Macs usually feature sensors that measure the ambient light colour and brightness. The device then uses this information to automatically adjust its d...
Delivered by Wed 1 Jul
Octopus Analog Photocell Brick OBPhotocell
SKU: EF-EF04032 | Brand: ElecFreaks
The Octopus Analog Photocell Brick is a light-dependent resistor (LDR) module from the ElecFreaks Octopus Electronic Bricks series. It uses a cadmium-sulfide (CdS) photocell that changes resistance based on ambient li...
Delivered by Wed 1 Jul
LilyPad Light Sensor
SKU: SF-DEV-14629 | Brand: SparkFun
The LilyPad Light Sensor is a sewable breakout board with an ALS-PT19 light sensor built in and ready to use right away. Each sensor outputs voltage between 0V and 3.3V depending on the level of ambient light shi...
Delivered by Wed 1 Jul
Adafruit AS7262 6-Channel Visible Light / Color Sensor Breakout
SKU: AF-3779 | Brand: Adafruit
The Adafruit AS7262 is a 6-channel visible light spectral sensor from AMS that measures light intensity across six specific wavelength bands: violet (450 nm), blue (500 nm), green (550 nm), yellow (570 nm), orange (60...
Delivered by Fri 10 Jul