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Discoverer Binocular Telescopes

Item No.: TSB01
* Binocular telescope for comfortable observation and less strain
* Upright image compatible with instance observatory perception
* Large aperture and apochromatic lens design with high resolution
* Fully multi-coating optics enhances light transmission rate
* Premium optics with ED or Fluorite glasses available (certain models) for unparalleled aberration correction
* Substutable eyepiece for magnification replacement and extension
* Extendable and retractable sunshade to eliminate stray light glare
* IPx5 watertight level suitable for outdoor observation and surveillance
* Built-in carrying handle for convenient handle and mounting of binoculars
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The NUTREK Discoverer series of binocular telescopes are top-line instruments ideal for both astronomical and ground-surface observation.
The binocular structure has the absolute advantage in terms of observatory experience over the monocular type telescope. The DISCOVERER giant binoculars
offer comfortable viewing without eye strain that is easily caught when observing with a monocular telescope.
Utilizing advanced apochromatic lens design, with the option of ED or fluorite objective lens, the DISCOVERER telescopic binos offers a wide configuration
selection in terms of glass types and apertures.


  • Color



MODELS 100HD 100ED 100SD 82HD 82ED
Series Name Discoverer Discoverer Discoverer Discoverer Discoverer
Item# TSB0101 TSB0102 TSB0103 TSB0104 TSB0105
Model F560x100HD F560x100ED F560x100SD F450x82HD F450x82ED
Objective Lens Diameter Φ100mm Φ100mm Φ100mm Φ82mm Φ82mm
Objective Focal Length 560mm 560mm 560mm 450mm 450mm
Eyepiece Focal Length 14mm 14mm 14mm 14mm 14mm
Eyepiece Barrel Dia. 1.25" 1.25" 1.25" 1.25" 1.25"
Magnification 40x 40x 40x 40x 40x
Focus System Individual Individual Individual Individual Individual
Objective Material HD Glass ED Glass Fluorite Glass HD Glass ED Glass
Number of Elements & Group 7 elements / 6 groups 7 elements / 6 groups 7 elements / 6 groups 7 elements / 6 groups 7 elements / 6 groups
Resolution 1.6” 1.6” 1.6” 2” 2”
Field of View 1.9° 1.9° 1.9° 2.2° 2.2°
34 34 34 39 39
102 102 102 116 116
Exit-pupil Diameter 2.55mm 2.55mm 2.55mm 2.55mm 2.55mm
Eye Relief 19.5mm 19.5mm 19.5mm 19.5mm 19.5mm
Interpupillary Distance 56-76mm 56-76mm 56-76mm 56-76mm 56-76mm
Near Focus 20M 20M 20M 16M 16M
Nitrogen Purged Yes Yes Yes Yes Yes
Waterproof IPx5 IPx5 IPx5 IPx5 IPx5



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