Computar - TG0412FCS-3 - 1/3-inch 4.0mm f1.2

Product Overview

The Computar TG0412FCS is a 1/3" CS-mount mono-focal auto iris lens designed for indoor and outdoor CCTV surveillance applications. With a 4.0mm fixed focal length, F1.2 aperture, and video auto iris control, it supports wide-area monitoring and reliable exposure handling in changing light conditions.

Key Configuration

Model: Computar TG0412FCS; lens format: 1/3"; focal length: 4.0mm; lens type: mono-focal; aperture: F1.2; max aperture ratio: 1:1.2; iris type: video auto iris; mount: CS-mount; application: indoor and outdoor CCTV surveillance.

Key Features

• 4.0mm fixed focal length supports wide surveillance coverage.
• F1.2 aperture helps capture brighter images in low-light environments.
• Video auto iris adjusts exposure as lighting conditions change.
• CS-mount design enables installation with compatible CCTV cameras.
• Suitable for indoor and outdoor monitoring where illumination may fluctuate.

Technical Context

The TG0412FCS is designed for 1/3" format camera systems and provides a fixed 4.0mm view for consistent framing. Its auto iris function helps maintain image clarity when the scene moves between brighter and darker lighting conditions.

Installation Notes

Use with compatible 1/3" CS-mount cameras that support video auto iris lens control. After installation, verify focus, exposure response, and field of view under the expected lighting conditions.