Bresser Binoculars Spezial Astro SF 20x80 ED (63065)

These special astro binoculars are ideal for astronomy and landscape observation, offering high magnification and large objective lenses for exceptional optical performance. The individual eyepiece focusing system allows you to adjust the binoculars once and enjoy sharp images at all relevant distances in the night sky.

Designed for comfort, these binoculars include diopter compensation and reversible rubber eyecups, ensuring spectacle wearers can fully utilize the field of view. Their robust construction, featuring an inert gas charge, makes them dust-proof and highly durable for long-term use in various conditions.

Specifications

Capacity:

• Type of build: Porro prisms

• Magnification: 20x

• Front lens diameter: 80 mm

• Exit pupil: 4 mm

• Glass material: BaK-4

• Lens coating: Fully multi-coated

• Focusing system: Single focusing

• Eye relief: 16 mm

• Interpupillary distance: 56–74 mm

• Eyepiece cups: Folding

Special Features:

• Protection bag: Yes

• Threaded tripod connector: Yes

• Lens cover: Yes

• Eyepiece cap: Yes

• Diopter compensation: Yes

• Inert gas charge: Yes

• Carrying strap: Yes

• Dust-proof: Yes

Field of View:

• True field of view: 3.3°

• Field of view at 1,000 m: 58 m

• Close focus limit: 20 m

Performance Data:

• Twilight factor: 40

General Information:

• Length: 310 mm

• Width: 250 mm

• Height: 100 mm

• Weight: 2700 g

• Series: Spezial Astro

• Outer material: Aluminum

• Surface material: Rubber armoring

• Color: Black

Area of Application:

• Astronomy: Very good

• Bird watching: Good

• Hunting, Travel and sports, Sailing, Theatre: Not recommended