Pelco 13VD3.5-8 دليل المستخدم

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C748M-C (11/06)
Varifocal Length Lenses
Important Safety Instructions
Prior to installation and use of this product, the following WARNINGS should be observed.
1. Servicing should be done only by qualified service personnel.
2. Only use replacement parts recommended by Pelco.
Please thoroughly familiarize yourself with the information in this manual prior to installation and operation.
Description
Lenses in the varifocal category offer a selection of imager format optics in various focal length

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Routine Servicing Never touch the surface of the lens. Remove dust from the lens using a soft brush or clean compressed air. Avoid touching the lens surface during handling. To remove fingerprints or oil stains from the lens surface, use lens cleaning paper or a clean cotton cloth with a little cleaning liquid. Then, wipe off the stains using a light circular motion, starting from the center of the lens surface. Wipe the lens body with a silicon cloth. Do not use any organic solvents such as t