Gear Database

Askar 103APO Triplet Refractor

Askar

Askar 103APO is a 103 mm Triplet APO refractor for general deep-sky imaging and visual observing.

telescope $$$
Askar 103APO Triplet Refractor

Best Current Offer

High Point Scientific logo
High Point Scientific
In stock
$1,199.00

Other retailers

Specifications

Optics

Optical design
Triplet APO refractor
Aperture
103 mm
Focal length
700 mm
Focal ratio
f/6.8
Dawes limit
1.13"
Glass / elements
Triplet air-spaced APO

Specifications

Focuser
3.3"

Imaging

Image circle
44 mm
Camera format
Full frame / APS-C / Micro 4/3 with corrector
Full-frame coverage
Yes
Back focus
55 mm with optional flatteners/reducers
Reducer / flattener
Optional 0.8× reducer: 560 mm at f/5.4

Mechanical

Weight
5.5 kg

Astrophotography Fit

Best for general deep-sky imaging and visual observing when the mount, camera format, and correction hardware are chosen as one system.

Askar 103APO sits in the telescope slot for general deep-sky imaging and visual observing. The useful headline specs are aperture 103 mm, focal length 700 mm, f/6.8.

Camera coverage: Full frame / APS-C / Micro 4/3 with corrector. Image circle: 44 mm. Back focus: 55 mm with optional flatteners/reducers.

Refractors keep the field routine calmer: no regular collimation, predictable cooldown, and a clean path to autofocus and filtered imaging. The tradeoff is aperture and reach.

Weight matters here: 5.5 kg. Leave payload headroom for the camera, guider, focuser, dew control, and cables instead of judging the mount by bare tube weight alone.

Best paired with

  • Corrected field flattener or reducer when the design requires one
  • Cooled APS-C or smaller astro cameras matched to the image circle
  • Autofocus, guide scope or OAG, and a mount with comfortable payload margin

Not recommended for

  • Large full-frame sensors unless the corrected field supports them
  • Very small travel mounts near their realistic imaging payload limit
  • Buyers expecting one telescope to be ideal for every target size

Where To Buy

Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.

Retailer Price Availability View Offer
High Point Scientific logo
High Point Scientific
High Point Scientific
$1,199.00
In stock
Updated 5/11/2026
View Offer - $1,199.00
Starizona logo
Starizona
Starizona
$1,199.00
In stock
Updated 5/10/2026
View Offer - $1,199.00
Telescopes.net logo
Telescopes.net
Telescopes.net
$1,199.00
In stock
Updated 5/14/2026
View Offer - $1,199.00