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- Extra-Low Dispersion Eco-Glass
- Phase-Corrected Dielectric Roof Prisms
- Fully Multi-Coated Optics
- Wide 60° Apparent Angle of View
- Nitrogen Filled/Water and Fogproof
- Short/Closed-Bridge Configuration
- Lightweight and Strong Magnesium Chassis
- Large Center Focusing Knob
- Tripod Mountable with Optional Adapter
- Twist-Up Eyecups/Locking Diopter
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A New Flagship
Nikon's 8x42 Monarch HG Binoculars sit at the pinnacle of their flagship series, meticulously engineered with advanced technologies to excel in low light and harsh conditions. These binoculars feature lead- and arsenic-free extra-low dispersion (ED) glass lens elements that correct chromatic and spherical aberrations. Phase-corrected and dielectric-coated roof prisms reduce internal light loss and interference, enhancing image contrast. The fully multi-coated optical path with anti-reflection coatings increases light transmission, contrast, sharpness, and color accuracy. Nikon's field-flattener system eliminates edge distortion, delivering sharp details across the entire wide field of view, especially in low-light conditions such as early mornings, late evenings, and overcast skies. The chassis boasts a short bridge design for a larger gripping surface and reduced weight. Built for the outdoors, the optical tubes are nitrogen-filled and O-ring sealed, ensuring they are fogproof and waterproof, even submersible. Textured, rubberized exterior panels protect against impacts and provide a slip-resistant grip in cold and wet conditions. Nikon includes tethered objective lens covers and an ocular rainguard, ensuring they are always ready for use and difficult to lose. Designed for performance and durability, the Monarch HG will be your reliable companion through any peak or storm. |
Optical Performance
With 8x magnification, the Nikon 8x42 Monarch HG Binoculars offer a larger exit pupil and wider field of view compared to higher-power optics, providing a more comfortable viewing experience. The moderate 42mm objective lens diameter enhances low-light performance without adding excessive bulk or weight. The roof prism light path maintains a slim profile for easier handling, while extra-low dispersion glass reduces chromatic and spherical aberrations, increasing contrast and improving color rendition and sharpness across the entire field of view. Highly reflective dielectric prism coatings minimize internal light loss, maintaining image brightness and enhancing contrast and clarity. Phase-corrected prisms eliminate internal interference, improving contrast and resolution. The anti-reflection, fully multi-coated optics produce bright, high-resolution images, and the field-flattener lens system corrects lens-edge distortion, providing clear views at the edges of the field of view. With a wide 60° apparent angle of view, the binoculars offer an immersive observational experience with less disorientation, even on rough or rolling seas, and a generous 435-foot field of view at 1000 yards. |
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Use and HandlingThe short bridge design provides a solid and stable platform for the internal focusing mechanism, complemented by a large, slip-resistant center focusing wheel that is easy to manipulate, even while wearing gloves. The locking right-eye diopter allows users to securely set adjustments for individual optical prescriptions, enhancing focus sharpness. A broad 56-74mm inter-pupillary distance adjustment range ensures easy use by a wide variety of users, while twist-up rubber eyecups offer comfortable viewing with or without eyewear. Tripod mountable with an optional adapter, the binoculars enable hands-free use, reducing vibrations and arm fatigue. The long 17.8mm eye relief ensures comfortable viewing with less eyestrain, and the generous 5.3mm exit pupil fully covers most pupils as they dilate in low light, keeping the entire scene in view. |