OM System 10x42 Pathfinder EXPS I Binoculars
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The Om System O10x42 Pathfinder Binocular provides premium-level porro prism performance at an attractive price. It is chock full of good features: high index BaK-4 porro prisms, fully multicoated optics with aspherical lenses, fantastic ergonomics enveloped by rubber armour, and long eye relief. It is a great choice for a birder or big game hunter, and also makes for a practical stadium sports viewer. This 10x model, with its 42mm objective lenses, is a great twilight viewer that also provides a more magnified, distinctly larger subject than the usual 7-8x designation.
Key Features
- Olympus' premium 10x porro prism binocular
- Great for birders, hunters, or more distant stadium sports action
- Fully multicoated optics with aspherical eyepiece lenses
- High index BaK-4 porro prisms
- Robust, rubber armored housing
- True field of 5.5°
- Long eye relief
- Modern style twist-down eyecups
| Prism Type | Porro |
| Magnification | 10x |
| Objective Lens Diameter | 42mm |
| Angle of View | 5.5° |
| Field of View | -1.0' @ 1000 yd / -0.33 m @ 1000 m |
| Minimum Focus Distance | 84.6' / 25.8 m |
| Exit Pupil Diameter | 4.2 mm |
| Eye Relief | 18 mm |
| Interpupillary Adjustment | 9.3 - 10.9 mm / 23.6 - 27.6" |
| Dioptric Correction | ±2 |
| Focus Type | Center |
| Tripod Mount | None |
| Dimensions | 7.1 x 2.2 x 5.1" / 18.0 x 5.6 x 12.9 cm |
| Weight | 1.73 lb / 784.71 g |
| Packaging Info | |
| Box Dimensions (LxWxH) | 7.9 x 3.6 x 6.9" |
