Submersible to 33 ft (10 m) depth Mounts with MIL-STD-1913 rail or 1&';&'; Weaver 3X Fixed Magnification Eye Relief: 2.2&';&'; (55.8 mm) Field of View: 7.3-degrees Fog resistant internal optics The new G33.STS magnifier is shorter and lighter than previous models. The improved mount provides faster transitioning from 3X to 1X. The G33 offers tool free azimuth adjustment, a larger field-of-view and an adjustable diopter for improved, precise focusing.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }