Polarizer for MEPRO M21: For dimming an extra illuminated target environment.
Makes aiming point sharper in different lighting conditions, especially when aiming from dark and shaded area to brightly lit area. Prevent reticle "Washout"
Easy adjust the polarity knob to get a darker or brighter field of view according to your needs, no tools required, no batteries, easy to attach and remove.
Enables precise and quicker target acquisition
Flash Guard: For preventing lens flares during day time use. Hides objective lens reflection, reduces lens glare and protects the lens from scratches and harm
You can use each one separately or both together the Flash Guard can be attached to both polarizer or the M21 directly (sight not included in the Kit)