telescopecomparison · 2-way
Stellarvue SVX152T vs Astro-Tech AT115EDT
Stellarvue
SVX152T
Best suited for intermediate imagers building a versatile kit running a permanent observatory setup.
Astro-Tech
AT115EDT
Best suited for intermediate imagers building a versatile kit running a backyard imaging setup.
Key differences
+49% focal length
+32% aperture
Slower by 0.9 f-stops
Specifications
| Specification | Stellarvue SVX152T | Astro-Tech AT115EDT |
|---|---|---|
| Optics | ||
| Type | refractor | refractor |
| Optical design | Apo triplet | Apo triplet FPL-53 |
| Aperture | 152mm | 115mm |
| Focal length | 1200mm | 805mm |
| Native f/ratio | f/7.9 | f/7.0 |
| Image circle | 60mm | 52mm |
| Full-frame support | Yes | Yes |
| Physical | ||
| Weight | 14.0kg | 6.6kg |
Advantages of Stellarvue SVX152T
- Tighter framing — 1200mm vs 805mm focal length
- 32% more light-gathering aperture
- Larger image circle (60mm) — supports bigger sensors
Advantages of Astro-Tech AT115EDT
- Wider field — 805mm vs 1200mm focal length
- Faster optics at f/7 vs f/7.9
- Lighter (6.6kg vs 14kg) — easier to travel with
Best for — Stellarvue SVX152T
- Medium-sized galaxies and planetary nebulae
- Full-frame astro cameras and DSLRs
Best for — Astro-Tech AT115EDT
- 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
Astro-Tech AT115EDT — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 2.56° × 1.71°Scale: 0.96"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 1.67° × 1.12°Scale: 0.96"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 0.80° × 0.80°Scale: 0.96"/px
Stellarvue SVX152T — recommended user
Best suited for intermediate imagers building a versatile kit running a permanent observatory setup.
Astro-Tech AT115EDT — recommended user
Best suited for intermediate imagers building a versatile kit running a backyard imaging setup.
