Computar - TG3Z3510FCS-IR - 1/3-inch 3.5-10.5mm F1.0 Auto Iris, Day/Night IR

Product Overview

The Computar TG3Z3510FCS-IR is a CS-mount varifocal lens designed for 1/3" day/night IR camera applications. With a 3.5-10.5mm focal length range, fast F1.0 aperture, and IR-enhanced optical coating, it supports clear imaging across changing light conditions.

Key Configuration

Lens format: 1/3"; mount type: CS-mount; focal length: 3.5-10.5mm; iris type: manual iris; focus control: manual; maximum aperture ratio: 1:1.0; maximum image format: 4.8 x 3.6mm.

Key Features

• 3.5-10.5mm varifocal range supports flexible scene framing.
• F1.0 aperture helps capture brighter images in low-light environments.
• IR-corrected design supports day/night camera operation.
• Manual iris and focus controls allow precise exposure and sharpness adjustment.
• CS-mount construction supports straightforward installation on compatible cameras.

Technical Context

The lens provides a down angle of view from 108.2° to 34.2°, horizontal angle of view from 81.8° to 27.2°, and vertical angle of view from 59.2° to 20.4°. Its 4.8 x 3.6mm maximum image format is matched to 1/3" camera sensors.

Installation Notes

Use with compatible 1/3" CS-mount cameras. The varifocal range is useful where the final field of view must be adjusted during installation for either wider coverage or tighter subject monitoring.