Size: 9 cm X 10 X 3.5 厘米 厘米
Weight: 0.232 kg
Color: As pictures
Note: Due to different monitor settings may result in color, but all the pictures are from in-kind shooting, please rest assured purchase.
8 times telescope real, all-optical glass, lens true broadband green film, eyepiece blue film image is very clear, exquisite workmanship.
Magnification: 8 times
Diameter: 21 mm
Field of view: 7 °
Field of view: 131m / 1000m
Prism system: Roof
Prism Material: BK7
Focus System: Central Focus Right mesh trim
Exit Pupil Diameter: 2.6 mm
Exit pupil distance: 11.0 mm
Close focus distance: 2.13 m
Optical Coating: objective FMC green film eyepiece FMC blue film
Waterproof performance: life waterproof
Width: Length 90x wide (Expand 100 to fold 60) x 35mm thick
Weight: 170 g
Complete set includes: 8X21 binoculars, lens cleaning cloth, backpacks, straps, dry impatient agent, brochures, color box.
Telescope best storage conditions are normal temperature 20-25 degrees, the temperature is 65% or less, such as placement in a large temperature difference place or damp places, the telescope lens surface will fog or fine water droplets appear, Then shall stand at room temperature slowly telescope completely dry.
When using the telescope as light as possible, to avoid the man-made accident collision so that the optical axis of tolerance, can not be observed. (Normal binoculars do not have shock) found a telescope can not be observed, please consult the professionals and avoid self-removal or replacement lens.
As the telescope lens surface when stained with dust or other imprinted, will directly affect the observed effect, then the available lens cleaning cloth dipped in a little industrial alcohol wipe the surface, because all plated with film, avoid using rough objects and fingers in direct contact the lens surface. When cleaning the telescope body surface, should avoid the use of chemical agents to clean, can be directly with a soft cloth to wipe