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Askar 71F
Telescopes

Askar 71F

The Askar 71F refractor telescope is designed for astrophotography and visual observation. Its air-spaced quadruplet apochromatic optical system includes an ED glass element to reduce chromatic...

The Askar 71F refractor telescope is designed for astrophotography and visual observation. Its air-spaced quadruplet apochromatic optical system includes an ED glass element to reduce chromatic aberration. The self-flattening design provides a flat field of up to 44 mm without an external field flattener.

The 2.4-inch R&P focuser has a 1:10 dual-speed...

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  • Item

    Dioptric

    They use a lens that refracts light and focuses it at the back end.
  • Lens Diameter 71 mm

  • Focal Length

    It is the distance that light rays need to travel to reach the focal point, that is, the sensor of the lens.

    The shorter the focal length, the wider the angle of view for the photograph, and therefore, the more of what is in front of us the lens can capture.
  • Mount Type Equator
955 00 €
Delivery Fri, 27 Nov - Thu, 03 Dec
14,00 €   shipping cost
Sent from Greece
From Telescopium Athens
Greece
See Leisure on the page of Telescopium Athens

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Description & Specifications

The Askar 71F refractor telescope is designed for astrophotography and visual observation. Its air-spaced quadruplet apochromatic optical system includes an ED glass element to reduce chromatic aberration. The self-flattening design provides a flat field of up to 44 mm without an external field flattener.

The 2.4-inch R&P focuser has a 1:10 dual-speed control and rotates 360°. The telescope can be used to photograph deep-sky objects and observe nature and landscapes.

  • Type: Refractor
  • Objective lens diameter: 71 mm
  • Focal length: 500 mm
  • Optical system: Air-spaced quadruplet apochromat with an ED glass element
  • Focuser: 2.4-inch R&P, 1:10 dual-speed, with 360° rotation
  • Flat field: Up to 44 mm, without an external field flattener
  • Compatibility: DSLR and astronomy cameras via M48 and M54 threads
  • Weight: 2.5 kg
  • Package contents: Optical tube, pair of rings with handle, 230 mm Vixen-style dovetail plate, M48x0.75 and M54x0.75 photographic adapters with 2” filter threads, 1.25” 45° erecting prism, 8 mm eyepiece (60x) and 20 mm eyepiece (25x)
  • Experience level: Experienced
  • Mount type: Equatorial

Manufacturer

Manufacturer Details

Warnings & Safety Information

Dimensions

Type
Dioptric

Type

Dioptric

They use a lens that refracts light and focuses it at the back end.
Lens Diameter
71 mm
Focal Length
500 mm

Focal Length

It is the distance that light rays need to travel to reach the focal point, that is, the sensor of the lens.

The shorter the focal length, the wider the angle of view for the photograph, and therefore, the more of what is in front of us the lens can capture.
Mount Type
Equator

User Level

Beginner
No
Familiar
Yes
Experienced
No

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

955,00 €
14,00 €   shipping cost