![background image](http://html1.mh-extra.com/html/cognex/cov-7000-cmnt/cov-7000-cmnt_reference-manual_2634785053.webp)
8. Install the new M12 lens.
a. An extra black lens nut is included with the lens toolkit accessory (ISAF-7000-TOOL). Thread this black
lens nut on the new M12 lens until snug.
b. Drop the new M12 lens into the module.
c. Quarter-turn the thread of the lens clockwise, to ensure the lens is seated in the lens carrier.
d. Once the lens is in the module, place the lens tool directly on the lens, with the padded end of the tool
pressed against the lens.
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Installation