Celestron กล้องสองตา Upclose G2 10-30x50

Magnification

10-30x

Objective Lens Diameter

50mm (1.96")

Angular Field of View

4.3° @10x / 2.2° @30x

Linear Field of View (@1000 yds) / @1000 m)

225 ft (75 m) @ 10x / 115 ft (38 m) @ 30x

Exit Pupil

5mm (.19") @10x / 1.7mm (.06") @30x

Eye Relief

20mm (.78") @10x / 15mm (.59") @30x

Close Focus

26 ft (8 m) @10x / 45 ft (14 m) @30x

Interpupillary Distance (max)

72mm (2.83")

Interpupillary Distance (min)

56mm (2.20")

Diopter Adjustment Range

-4 to +8

Twilight Factor

22.36 @10x / 38.73 @30x

Relative Brightness

25 @10x / 2.77 @30x

Lens Coatings

Multi-Coated

Prism Glass (Type)

Bk7

Prism Coatings

N/A

Weight

28 oz (794 g)

Environmental Protection

Water Resistant

Nitrogen Filled

No

Tripod Adaptable

Yes

Carrying Case

Soft Sided Cloth

Dimensions

185mm x 81mm x 160mm (7.3" x 3.2" x 6.3")

Included Accessories

Carrying case| Objective covers| Eyepiece covers| Lens cloth| Instruction manual