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Product Details:
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| Type: | 10x42 ED Binoculars | Material: | Magnesium Aluminum |
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| Close Focus: | 2.0m | Eye Relief: | 14.1mm |
| Prism: | Roof Bak 4 Prism | Field Angle: | 6.5 ° |
| Magnification: | 10x | Objective Lens Diameter: | 42mm |
| High Light: | 10x42 ED hd binoculars,BAK4 ED hd binoculars,10x42 bak4 prism binoculars |
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10x42 ED Binoculars Roof Waterproof For Bird Watching Travel Stargazing
Parameter:
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BODY STYLE
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SEMI-AROMATIC THERMOPLASTIC BODY
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POWER
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8 X ± 5%
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OBJECTIVE DIAMETER
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Φ 42mm ± 1 mm
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FEILD ANGLE
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6.8 ° ± 5%
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FIELD OF VIEW(at 1000m/at 1000yds.)
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118m / 354ft.
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EXIT PUPIL DIA.
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Φ5.25mm ±10%
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NEAR FOCUS
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2.5m
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EYE-RELIEF
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17.2mm
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RELATIVE BRIGHTNESS
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18.3
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OBJECTIVE LENS:
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4E3G
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OCULAR LENS:
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3E2G
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LENS TYPE:
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SPHERICAL LENS
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PRISM:
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ROOF
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OPTICAL MATERIAL
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ALL SPHERICAL LENS AND PRISM ARE MADE OF OPTICAL GLASS
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PRISM MATERIAL:
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BaK4
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COATING CONDITION
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ALL LENS - FULLY COATED
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SURFACE TREATMENT
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PAINT / RUBBER
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RESOLVING POWER
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5.7 ”
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FOCUSING SYSTEM
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CENTER FOCUS
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FOCUSING ADJUSTMENT
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-4 TO +8 DIOPTER
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OCULAR ADJUSTMENT
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-4 TO +4 DIOPTER
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ADJUSTABLE EYE PUPIL
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56--74mm
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Features:
* Extra-Low Dispersion (ED) objective lenses provide high resolution, high contrast images that are virtually free of optical defects like chromatic aberration (color fringing).
* Fully multi-coated optics deliver maximum light transmission through the optical path.
* Phase coated BaK-4 prisms produce vivid, true-to-life colors.
ED (Extra-low Dispersion) Glass lenses
ED glass ED glass gives you an image with little or no chromatic fringe so the final result brings a clearer and sharper image to your eyes, and provide light scattering, with an Abbe refractive index of 90.3; ED glass improves resolution and color fidelity, resulting in clear and sharp images. Multi-layer broadband coating ED lens technology provides more than 98.9999% light transmittance through binoculars.
Best Mgnification and Comfortable
This 10x42 binoculars has a superb maginifcation of 10X with 4 pieces and 3 groups lens. High-profile eyepieces make the field of view free from distortion and morecomfortable viewing. The carrying case allows for protective storage and easy portability when travelling.
High Quality - BaK4 prism & FMC optical glass
High refractive index and complete reflection of light bring clearer view. Fully multi-coated optical elements help to obtain high-resolution and high-contrast views, while prisms made of BaK-4 glass will provide you with enhanced color fidelity. Use our high-resolution binoculars to enjoy clear, detailed views and reliable performance.
Rubber Armor Waterproof and Fogproof and Shock Proof
Rubber Armor provides durable and secure, non-slip soft texture grip for any weather condition. Durable body completely to prevent moisture, dust and debris from entering the optics. 100% waterproof, O ring sealed and nitrogen purged for reliable, fog free performance.
Contact Person: ETTRVISION
Tel: 86-13730890225
