# Optical Sensor CNY70

> The CNY70 optical sensor (ref. 33314) combines an infrared LED and a phototransistor in a compact housing, suitable for detecting proximity or black-white contrast. It provides a fast response and stable signal at short distances, mounts easily on PCB, and is used in line following, pulse counting or edge detection applications in automation and robotics projects.

- Page: https://sigmanortec.ro/en/optical-sensor-cny70
- Price: 3.63 RON
- Availability: In stock; 1-2 zile
- Reference: 33314 · EAN: 5943053488621
- Category: Mechatronics and IoT > Sensors and Modules > Light and Optical Sensors
- Package (shipping data): 0.001 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:21 (Europe/Bucharest)

## Description

Ideal for proximity or black-white contrast detection in automation and robotics projects, it includes an infrared LED and phototransistor in a compact housing, offers fast response and stable signal at short distances, mounts easily on PCBs and works reliably in line tracking, pulse counting or edge detection applications.