The boys from Milcomp visited us in order to test the APC556 PDW. Here is their review:
Revision lens for SAWFLY
Depending on personal taste and intended use, the SAWFLY can be equiped with different interchangeable lenses.
Clear and Smoke lenses on U.S. Army Authorized Protective Eyewear List. (APEL)
Yellow High-Contrast, High-Contrast Vermillion, Polarized, Photochromic, and Mocha lenses not approved for U.S. military use.
All prices shown incl. taxes.