Siemens CRT Bedienungsanleitung PDF herunterladen (Seite 65)

The front of any CCTV system is a lens, often

overlooked but a very important part of any

system…

Provide the right view in a variety of security surveillance situations with these

professional lenses that are easy to adjust. Focal-length and focus adjustments have

screw-locks to ensure views remain as initially set.

Manual iris CS-mount lenses for use in applications with stable illumination levels.

Also ideal for use with modern 1/3” CCD cameras featuring automatic electronic

shuttering (AES).

Auto-iris CS-mount lenses direct drive (DC-type) suitable for use with modern

cameras featuring internal auto-iris drive circuits. Particularly suitable for use with

cameras surveying outdoor scenes or in situations where widely varying illumina-

tion levels are likely to occur.

Zoom lenses feature accurate multi-turn potentiometers; for use in conjunction

with pan/tilt heads and controllers that support “preset” automatic positioning

Varifocal models include aspherical lenses, offering a compact size

Specific range of varifocal lenses for use with day-night cameras

Lenses

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Siemens CRT Bedienungsanleitung Seite 65