telescopecomparison · 2-way
SharpStar 76EDPH vs Takahashi FSQ-85EDX
Takahashi
FSQ-85EDX
Best suited for beginners and wide-field enthusiasts running a portable travel rig.
Key differences
-7% focal length
-11% aperture
Specifications
| Specification | SharpStar 76EDPH | Takahashi FSQ-85EDX |
|---|---|---|
| Optics | ||
| Type | Refractor | Refractor |
| Optical design | Doublet APO | Petzval APO |
| Aperture | 76mm | 85mm |
| Focal length | 418mm | 450mm |
| Native f/ratio | f/5.5 | f/5.3 |
| Image circle | 42mm | 44mm |
| Full-frame support | Yes | Yes |
| Physical | ||
| Weight | 3.2kg | 4.0kg |
Advantages of SharpStar 76EDPH
- Lighter (3.2kg vs 4kg) — easier to travel with
Advantages of Takahashi FSQ-85EDX
- 12% more light-gathering aperture
Best for — SharpStar 76EDPH
- Large emission nebulae and star clusters
- Full-frame astro cameras and DSLRs
Best for — Takahashi FSQ-85EDX
- Large emission nebulae and star clusters
- Full-frame astro cameras and DSLRs
SharpStar 76EDPH — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 4.93° × 3.29°Scale: 1.86"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 3.22° × 2.15°Scale: 1.86"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.55° × 1.55°Scale: 1.86"/px
Takahashi FSQ-85EDX — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 4.58° × 3.06°Scale: 1.72"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 2.99° × 2.00°Scale: 1.72"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.44° × 1.44°Scale: 1.72"/px
SharpStar 76EDPH — recommended user
Best suited for beginners and wide-field enthusiasts running a portable travel rig.
Takahashi FSQ-85EDX — recommended user
Best suited for beginners and wide-field enthusiasts running a portable travel rig.