telescope
Askar
130PHQ
130mm Petzval quintuplet FPL-51 · 1000mm f/7.7
Flagship quintuplet.
Best for
- Medium-sized galaxies and planetary nebulae
- Full-frame astro cameras and DSLRs
Specifications
| Optics | |
| Type | refractor |
| Optical design | Petzval quintuplet FPL-51 |
| Aperture | 130mm |
| Focal length | 1000mm |
| Native f/ratio | f/7.7 |
| Image circle | 60mm |
| Full-frame support | Yes |
| Physical | |
| Weight | 10.2kg |
Typical FOV & image scale
With Full-frame (36×24mm, 3.76µm)
FOV 2.06° × 1.38°
Scale 0.78″/px
With APS-C (23.5×15.7mm, 3.76µm)
FOV 1.35° × 0.90°
Scale 0.78″/px
With IMX533 square (11.3×11.3mm, 3.76µm)
FOV 0.65° × 0.65°
Scale 0.78″/px
Recommended accessories
- Askar ASKAR 0.7x Reducer for 130PHQreducer · 0.7× focal lengthmanufacturer supported
Typical targets
- Messier M20 — Trifid NebulaEmission Nebula · 28′
- Messier M35 — Open Cluster M35Open Cluster · 28′
- Messier M101 — Pinwheel GalaxyGalaxy · 28.8′
- NGC NGC 2175 — Emission Nebula NGC 2175Emission Nebula · 29′
- NGC NGC 5457 — Pinwheel Galaxy NGC 5457Galaxy · 29′
- Messier M23 — Open Cluster M23Open Cluster · 27′
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