To reduce the LOD in the first place, you have to decrease the illuminated spot on the surface, rather than weakening the light itself(with more or less transparent tape).
So take non-transparent!!! tape, and stick it over the hole of the bottom of the mouse, until it reaches the small lens:
done!
G400: Abyssus: Alcor: EC1 evo w/o custom lens:
So take non-transparent!!! tape, and stick it over the hole of the bottom of the mouse, until it reaches the small lens:
done!
G400: Abyssus: Alcor: EC1 evo w/o custom lens: