telescope
Askar
60F
60mm Quadruplet Petzval · 408mm f/6.8
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Product specifications can change. Please verify specifications and compatibility with the manufacturer or retailer before purchasing.
Best for
- Large emission nebulae and star clusters
- Full-frame astro cameras and DSLRs
Specifications
| Optics | |
| Type | Refractor |
| Optical design | Quadruplet Petzval |
| Aperture | 60mm |
| Focal length | 408mm |
| Native f/ratio | f/6.8 |
| Image circle | 44mm |
| Full-frame support | Yes |
| Physical | |
| Weight | 2.5kg |
Typical FOV & image scale
With Full-frame (36×24mm, 3.76µm)
FOV 5.06° × 3.37°
Scale 1.90″/px
With APS-C (23.5×15.7mm, 3.76µm)
FOV 3.30° × 2.20°
Scale 1.90″/px
With IMX533 square (11.3×11.3mm, 3.76µm)
FOV 1.59° × 1.59°
Scale 1.90″/px
Typical targets
- M33 — Triangulum GalaxyGalaxy · 73′Plan this target
- IC 2944 — Running Chicken NebulaEmission Nebula · 75′Plan this target
- IC 434 — Horsehead NebulaEmission Nebula · 60′Plan this target
- NGC 869/884 — Double ClusterOpen Cluster · 60′Plan this target
- NGC 2264 — Christmas Tree ClusterEmission Nebula · 60′Plan this target
- NGC 6992 — Eastern VeilSupernova Remnant · 60′Plan this target
