Check the listing for details. Monocular Magnifier - Infitac FMP-13 Compatible - Olive Brown. Color: Brown, Condition: New other (see details). Listed at 57.99 USD. Olive Brown Housing The function of this product is to add a magnifier lens to your Infitac FMP-13 Thermal Red Dot This allows you to view the thermal screens display much closer to your eye effectively making it multifunctional to a field thermal monocular. Magnification gives you an enhanced closer view & wider picture allowing for better target identification. Light generated from the LED display is kept only into your eye eliminating the exposing back splash to other NV systems. This particular design has a built in belt clip allowing you to clip to any belt gear or MOLLE webbing. This listing is only for the magnifier. The Infitac FMP-13 optic is NOT included. 3D printed ASA+ Made in USA by USAOlive Brown Housing The function of this product is to add a magnifier lens to your Infitac FMP-13 Thermal Red Dot This allows you to view the thermal screens display much closer to your eye effectively making it multifunctional to a field thermal monocular. Magnification gives you an enhanced closer view & wider picture allowing for better target identification. Light generated from the LED display is kept only into your eye eliminating the exposing back splash to other NV systems. This particular design has a built in belt clip allowing you to clip to any belt gear or MOLLE webbing. This listing is only for the magnifier. The Infitac FMP-13 optic is NOT included. 3D printed ASA+ Made in USA by USA