Hardware Manual

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Hardware Manual
25
How to Replace the Lens (for D91, D92, E91, E92 only)
For wider viewing angle, the bundled lens can be replaced with the optional IR-compatible lens.
Contact your sales agent to purchase.
Optional Lens
PLEN-4103
PLEN-4104
To replace the lens, follow the procedures below:
1. Using the bundled hex screwdriver, loosen the three (3) screws to open the dome cover.
2. Attach the lens focus tuner to the lens and continuously rotate until the lens comes off.