Product Description
| Brand | CELESTRON |
| Model | TS70400 |
| Optical system | Refractor |
| Objective Diameter | 70mm/2.76inch |
| Eyepiece diameter | 20mm, 10mm |
| Magnification | 20x 40x |
| Aperture | 70mm/2.76inch |
| Focal Length | 400mm/16 inch |
| Focal Ratio | 11.25 |
| Limiting Stellar Magnitude | 11.7 |
| Resolution (Rayleigh) | 1.99 arc seconds |
| Resolution (Dawes) | 1.66 arc seconds |
| Light Gathering Power | 100 x |
| Coating | Multi-coated |
| Barlow lens | 3-1-1/4" |
| Finderscope | 5×24 |
| CD ROM | The Sky Level 1 |
| limiting magnitude | 12 |
| Weight | 1.5 kg/3.3lbs |






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