The Vortex 10x25 Spitfire Waterproof & Fogproof Roof Prism Binocular with 5.5-Degree Angle of View is a sturdy and pocket-able unit built for real world use. Nitrogen purging and O-ring seals make it completely waterproof and fogproof, and its rubber-clad aluminum chassis ensures structural integrity and operational comfort.
| Prism Type | Roof |
| Magnification | 10x |
| Objective Lens Diameter | 25mm |
| Angle of View | 5.5° |
| Field-of-View (@ 1000 Yds) | 288' |
| Minimum Focus Distance | 5'(1.5 m) |
| Exit Pupil Diameter | 2.5mm |
| Eye Relief | 16mm |
| Focus Type | Center |
| Weatherproofing | Weatherproof and Fogproof |
| Dimensions | 3.9 x 4.3 (10 x 11 cm) |
| Weight | 0.58 lb (261 g) |