telescopecomparison · 2-way
Takahashi Epsilon-160ED vs Askar FRA600
Takahashi
Epsilon-160ED
Best suited for intermediate imagers building a versatile kit running a backyard imaging setup.
Askar
FRA600
Best suited for intermediate imagers building a versatile kit running a backyard imaging setup.
Key differences
-12% focal length
+48% aperture
Faster by 2.3 f-stops
Specifications
| Specification | Takahashi Epsilon-160ED | Askar FRA600 |
|---|---|---|
| Optics | ||
| Type | Newtonian | Refractor |
| Optical design | Hyperbolic astrograph | Petzval Quintuplet APO |
| Aperture | 160mm | 108mm |
| Focal length | 530mm | 600mm |
| Native f/ratio | f/3.3 | f/5.6 |
| Image circle | 44mm | 60mm |
| Full-frame support | Yes | Yes |
| Physical | ||
| Weight | 10.0kg | 7.8kg |
Advantages of Takahashi Epsilon-160ED
- Wider field — 530mm vs 600mm focal length
- 48% more light-gathering aperture
- Faster optics at f/3.3 vs f/5.6
Advantages of Askar FRA600
- Tighter framing — 600mm vs 530mm focal length
- Larger image circle (60mm) — supports bigger sensors
- Lighter (7.8kg vs 10kg) — easier to travel with
Best for — Takahashi Epsilon-160ED
- Large emission nebulae and star clusters
- Fast imaging — short exposures per sub
- Full-frame astro cameras and DSLRs
Best for — Askar FRA600
- Large emission nebulae and star clusters
- Full-frame astro cameras and DSLRs
Takahashi Epsilon-160ED — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 3.89° × 2.59°Scale: 1.46"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 2.54° × 1.70°Scale: 1.46"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.22° × 1.22°Scale: 1.46"/px
Askar FRA600 — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 3.44° × 2.29°Scale: 1.29"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 2.24° × 1.50°Scale: 1.29"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.08° × 1.08°Scale: 1.29"/px
Takahashi Epsilon-160ED — recommended user
Best suited for intermediate imagers building a versatile kit running a backyard imaging setup.
Askar FRA600 — recommended user
Best suited for intermediate imagers building a versatile kit running a backyard imaging setup.