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The technical details behind this binocular
Go for premium quality with the Olympus 10x42 EXPS I Binocular. This premium-level Porro prism binocular features high-index BaK-4 prisms with environment-friendly, fully multicoated optics and has a lens configuration of eight elements in six groups. This 42mm binocular provides an actual angle field of view of 5.5 degrees and a 9.61m at 100m field of view. It has a relative brightness of 17.6 and offers a 10x magnification. Moreover, it allows a close focusing distance of 25.8m and features an eye relief at 18mm.
Key Features
High Index BaK-4 Porro Prisms
Aspherical Eyepiece Lenses
Fully Multicoated Optics
Long Eye Relief
Top three reasons we think you will love this binocular
Practical for Stadium Sports
Helicoid Style Eyecups
Great for Birding or Hunting