GeoVision GV-CBW120, Quick Start Manual

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1.3 Accessory Installation
1.3.1 C-Mount Lenses
When you use a C-mount lens, it requires a certain distance from the
camera’s imaging chip to focus the lens. Mount the supplied C-mount lens
adapter / lens ring to the camera, and then attach the lens onto the camera
body.
Box Camera
Three types of lens rings are provided for Box Camera:
•
0.188 mm (transparent color) x 2
•
0.125 mm (black color with a glossy surface) x 2
•
0.254 mm (black color with a matt surface) x 2
For GV-BX140DW, a 0.125 mm lens ring is provided.
Note: These lens rings are specially designed for varifocal models of
Box Camera. Besides the supplied lens rings, each varifocal model has
already been installed with the necessary lens ring.
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