telescopecomparison · 2-way
Stellarvue SVX152T vs Askar 151PHQ
Stellarvue
SVX152T
Best suited for intermediate imagers building a versatile kit running a permanent observatory setup.
Askar
151PHQ
Best suited for intermediate imagers building a versatile kit running a permanent observatory setup.
Key differences
+14% focal length
Slower by 0.9 f-stops
Specifications
| Specification | Stellarvue SVX152T | Askar 151PHQ |
|---|---|---|
| Optics | ||
| Type | refractor | refractor |
| Optical design | Apo triplet | Petzval quintuplet FPL-51 |
| Aperture | 152mm | 151mm |
| Focal length | 1200mm | 1057mm |
| Native f/ratio | f/7.9 | f/7.0 |
| Image circle | 60mm | 60mm |
| Full-frame support | Yes | Yes |
| Physical | ||
| Weight | 14.0kg | 15.5kg |
Advantages of Stellarvue SVX152T
- Tighter framing — 1200mm vs 1057mm focal length
Advantages of Askar 151PHQ
- Wider field — 1057mm vs 1200mm focal length
- Faster optics at f/7 vs f/7.9
Best for — Stellarvue SVX152T
- Medium-sized galaxies and planetary nebulae
- Full-frame astro cameras and DSLRs
Best for — Askar 151PHQ
- Medium-sized galaxies and planetary nebulae
- Full-frame astro cameras and DSLRs
Stellarvue SVX152T — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 1.72° × 1.15°Scale: 0.65"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 1.12° × 0.75°Scale: 0.65"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 0.54° × 0.54°Scale: 0.65"/px
Askar 151PHQ — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 1.95° × 1.30°Scale: 0.73"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 1.27° × 0.85°Scale: 0.73"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 0.61° × 0.61°Scale: 0.73"/px
Stellarvue SVX152T — recommended user
Best suited for intermediate imagers building a versatile kit running a permanent observatory setup.
Askar 151PHQ — recommended user
Best suited for intermediate imagers building a versatile kit running a permanent observatory setup.