Askar SQA130 Quintuplet Petzval Astrograph
Askar
SQA130 is an optical tube for general deep-sky imaging and visual observing.
telescope premium
Best Current Offer
Specifications
Optics
- Optical design
- Petzval-style flat-field astrograph
- Aperture
- 130 mm
- Focal length
- 624 mm
- Focal ratio
- f/4.8
- Dawes limit
- 0.89"
- Lens design
- Quintuplet petzval APO(including two pieces of SD glass)
Imaging
- Full-frame coverage
- Yes
- Camera format
- Medium format(55 mm), covers full frame(44 mm)
Mechanical
- Weight
- 9.18 kg Gross weight(including tube ring and dovetail plate) 11.76 kg Rear-end thread type M48/M54/M68 adapters
- Tube length
- 650 mm(when the dew shield is contracted) 764 mm(when the dew shield is stretched)
- Adapter
- M48/M54/M68 adapters
- Dimensions
- 130 mm
Astrophotography Fit
Best for general deep-sky imaging and visual observing when the mount, camera format, and correction hardware are chosen as one system.
SQA130 sits in the telescope slot for general deep-sky imaging and visual observing. The important buying question is whether the optical design, focal length, and mount demands match the targets you actually shoot.
Treat it as a system component rather than a standalone tube: the mount, corrector, camera, and focusing hardware decide how good the final data can be.
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 High Point Scientific | $4,799.00 | In stock Updated 5/11/2026 | View Offer - $4,799.00 |
| Mile High Astronomy Mile High Astronomy | $4,799.00 | In stock Updated 5/12/2026 | View Offer - $4,799.00 |
| Telescopes.net Telescopes.net | $4,799.00 | In stock Updated 5/13/2026 | View Offer - $4,799.00 |