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so what does this do? the product info says it makes the aiming point "sharper" but what does that really mean does it make it less blurry or smaller? — 2 Answers

by Allen, from AZ, United States Asked on July 22, 2018

Name Meprolight M21 Polarizer Kit (4.6)
$89.99 $79.99 Save 11%
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Answered by Keith, guest, from NC, United States, on August 25, 2018

Its a polarizing filter, which better organizes light waves and patterns of light, it increases clarity by filtering the incoming light

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Answered by Harris, guest, from TX, United States, on September 15, 2020

The polarizer is adjustable. The more you adjust it, the more light is filtered out. It would be most useful if shooting in full sun on a white sand desert. Your eyes would be stressed by all the light. Its basically adjustable sunglasses for your optic. Boom.

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Last updated 2025-11-12 UTC.