ACOG 1.5x16 with M16 Base, Amber Triangle Reticle and BAC. This very compact model provides weapons like the M16/M4 with excellent fire control capability. Targets are easier and quicker to acquire through the 1.5x16 models because of the larger field of view (8.3 degrees) and eye-friendly design.Specifications: Magnification: 1.5 Eye Relief: 2.4" Exit Pupil: 10.7mm Field of View: 7.4 degrees Field of View at 100 yds: 39.0' Length: 5.34" Weight: 5.31 oz.