Best Optical Sensors Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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Teyleten Robot IR Infrared Slotted Optical Optocoupler Module Speed Measuring Sensor 3.3V to 5V Photo Interrupter Sensor for Arduino 10pcs

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OPT101 High Sensitivity Light Intensity Sensor Module Monolithic Photodiode for Optical Detection

【Wide Voltage Compatibility for Reliable Performance】 This Reliable light sensor module supports a wide operating voltage range of 4.5V to 36V DC, making it Suitable for use in high-voltage s such as PLC systems and industrial controllers. With built-in voltage stabilizing protection, it ensures stable operation even under fluctuating power conditions, providing reliable performance in demanding applications like printing machine paper detection and agricultural light analysis.
【High Sensitivity and Precision for Accurate Light Monitoring】 Featuring a peak sensitivity of 0.45V/μW/cm² at 880nm, this photodiode module delivers highly accurate light intensity measurements with a linear error of ±0.2% across a broad range of 0–70 μW/cm². Its analog output (0–Vcc) allows direct connection to ADCs without external circuitry, making it Suitable for medical pulse oxygen monitoring, security laser beam systems, and other precision light sensing applications.
【Fast Response Time for Dynamic Light Detection】 With a bandwidth of 14kHz (-3dB), this light sensor module can detect fast light pulses with high accuracy, making it suitable for real-time monitoring in dynamic s. Whether you're measuring pulsed infrared signals or analyzing rapid changes in visible light, the OPT101 module offers exceptional responsiveness and stability for industrial light monitoring tasks.
【Robust Design for Harsh s】 Encapsulated in a TO-5 metal-sealed housing, this light sensor module is designed to withstand electromagnetic interference and extreme temperatures ranging from -40°C to +85°C. Its Suitable construction makes it Suitable for use in outdoor settings, manufacturing facilities, and other challenging industrial s where reliability and longevity are critical.
【Easy Integration and Customizable Setup】 The OPT101 module integrates a monolithic photodiode and transimpedance amplifier, simplifying system design and reducing the need for external components. It includes an adjustable reference pin for zero-point calibration and supports optional ND filters or gain adjustments via op-amps for enhanced flexibility in various light intensity applications, including agricultural lighting analysis and security systems.
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BAOMAIN M18 Retroreflective Photoelectric Sensor Switch NPN NO DC 10-30V 2m | Equipped with Reflector Panel, Adjustable Sensitivity & Status LED for Conveyor Belts, Packaging Machinery & Security Systems

RETROREFLECTIVE OPTICAL SENSING: Combines transmitter and receiver in an M18 body, bouncing an infrared beam off the included reflector to detect targets up to 2m upon beam break.
DC 10-30V NPN NO OUTPUT: Operates on DC 10-30V with 200mA load rating; standard 3-wire lead uses brown for positive, blue for ground negative, and black for signal switching output.
TRIMMER ADJUSTMENT & LED STATUS: Built-in rear potentiometer enables fine-tuning detection threshold, paired with an integrated red indicator light for fast operational monitoring.
COMPACT M18 THREADED DESIGN: Standard M18 diameter barrel measures 23.5 x 77mm, allowing straightforward threaded installation into machinery panels with the supplied mounting nuts.
VERSATILE INDUSTRIAL AUTOMATION: Delivers reliable non-contact detection for conveyor lines, packaging machinery, parts counting, and facility security with standard PLC interfaces.
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gENERIC

MicoAir Optical Flow & Range Sensor MTF-02P Compatible with Ardupilot/PX4/INAV

Multi-Protocol Compatibility for Mainstream Flight Control Systems The MTF-02P supports various communication protocols, including Mavlink and MSP, making it compatible with popular open-source flight control systems such as Ardupilot, PX4, and INAV. Users can easily switch protocols through a jumper on the back of the module or by using the MicoAssistant software, allowing for flexible adaptation to different flight control needs.
High-Precision Optical Flow and Ranging for Stable Hovering Indoors and Outdoors This module features a 940nm laser-based ranging sensor with an optical lens, achieving a range of up to 6 meters at 90% reflectivity with a measurement error of less than 2cm, enabling precise distance sensing. With a 42° optical flow field of view and a maximum speed measurement of 7m/s, it ensures accurate hovering even in low-light environments, making it particularly well-suited for indoor flight.
Ultra-Compact Size and Low Power Consumption for Lightweight Drones Measuring just 21.6 x 16 x 6.5 mm and weighing only 1.8g, the MTF-02P has a low power consumption of 200mW (40mA@5V), making it ideal for integration into lightweight drones and significantly extending flight time.
Flexible Power and Interface Options for Easy Integration The MTF-02P supports 5V power and includes multiple interface cables for compatibility with popular controllers such as Pixhawk 2.4.8, Pixhawk 4/5/6, and the full range of MicoAir flight controllers, allowing for quick and easy setup.
Comprehensive Mounting Support and Open-Source Resources The MTF-02P comes with a detailed user manual and MicoAssistant configuration software, along with 3D design files for a sensor housing, enabling users to modify or print the housing as needed. Additionally, a wealth of documentation and tutorials on YouTube and GitHub provides extensive support for quick setup and configuration.
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JESSINIE 20pcs Transmission Type Photoelectric Switch Optical Interrupter Sensor Opto Photo Interrupter Slot Optocoupler

The BY-H42B6 (Slot Optical Switch) is a gallium arsenide infrared emitting diode which is coupled with a silicon photo transistor in a plastic housing. The packaging system is designed to optimize the mechanical resolution,coupling efficiency, and insulates ambient light.
The slot in the housing provides a means of interrupting the signal with printer, scanner, copier, or other opaque material,switching the output from an“ON" to“OFF" state
Don't miss a detail with our sensor's cut-off visible wavelength of 940nm, capturing a broad spectrum of light for superior image quality even in low-light conditions.
Embrace eco-friendly technology with our Pb free product, offering peace of mind for environmentally conscious users without compromising on quality or performance.
This product adheres to RoHS compliant standards, ensuring it meets rigorous environmental regulations and stands the test of time in both sustainability and functionality.
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DIHOOL Photoelectric Proximity Sensor, Laser Motion Switch,IP65 Waterproof, Normally Open NPN NO, M16, 3 Wires,12V/24V Input(10-30VDC), Detection Distance Adjustable from 3cm to 80cm

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DAOKAI 5PCS IR Infrared Slotted Optical Optocoupler Speed Measuring Sensor Module 3.3-5V for Arduino Also for Smart Robot Car Speed Measurement with Dupont Wire

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Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Optical Sensors deals are available from: Amazon, starting from $6.99.

The lowest price we found is $6.99 while the highest is $29.88. Prices for the best Optical Sensors deals average at $13.71.