HIKVISION DS-2CD6425G0 Series Quick Start Manual page 49

Network Covert Camera·Quick Start Guide
Another shorter bracket is also selectable; please select the bracket
according to your demand.
4. Loop the tube lens with the loop of the bracket, and tighten it
with the supplied screw. As shown in Figure 2-30.
5. Align the assembled tube lens to the bracket, and rotate the lens
to tighten the lens with the bracket.
Loop the Tube Lens
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