TS-PHOTON 203/800mm Advanced Newtonian for astrophotography and observingAstrophotography is easy for you with this compact Newtonian from the TS-PHOTON series. Due to the aperture ratio of f/4, this astrograph provides pure speed and therefore short exposure times. With a suitable coma corrector this PHOTON Newtonian becomes a very good astrograph.
Immerse yourself in the world of deep-sky observing with the PHOTON 10" f/4. The large aperture and the enhanced reflectivity of 94% offer unforgettable observations beyond the solar system. Watch exciting details, like spiral arms of galaxies or fine structures in planetary nebulae.
The advantages of the TS-PHOTON at a glance- Fast parabolic optics with outstanding contrast and very good sharpness for planetary observations.
- High-quality 2" MONORAIL focuser with 1:10 dual speed for 2" and 1.25" accessories.
- Focus position perfect for DSLR and other cameras.
- All popular 1.25" and 2" eyepieces can be used without problems.
- Brighter image through enhanced 94% reflectivity of primary and secondary mirror.
- Motor focus can be retrofitted at any time.
- A 0.5 mm thin stainless steel spider provides stability. Astrophotographers will envy you for the delicate and sharp spikes around bright stars.
- The active ventilation for the primary mirror ensures a clearly faster cooling down.
- Adjustable primary mirror cell and secondary cell completely made of metal.
Astrophotography
Only a good coma corrector turns this Newtonian into a true astrograph. A suitable coma corrector will offer you highest sharpness in the entire field.
The working distance from the M48 thread is 55 mm. With a T-ring, you are automatically at the right distance for astrophotography with DSLR cameras. For adaptions do not hesitate to ask, we are happy to help you.
Delivery contents- TS Photon 10" f/4 Newtonian
- Tube rings with GP EQ5 style dovetail bar
- 2" extension tube 35 mm for visual observing
- Dust cover for the front opening
- Primary mirror fan with battery holder
- 8x50 finder with quick release
Products specifications
| Type of telescope | Newton |
| Focal ratio | f/4 |
| Connection to eyepiece | 2" / with adapter 1 1/4" |
| Max. useful visual power | 500 x |
| Tube material | Stel |
| Coating | 94 % Coating |
| Viewfinder | 8 x 50 Viewfinder with bracket |
| Resolution | 0.46" |
| Limit value | 14.7 mag |
| Aperture | 254 mm |
| Secondary diameter | 88 mm |
| Focuser | 2" Monorail Focuser with 1:10 Micro Focusing |
| Focal length | 1016 mm |
| Secondary mirror support | 0.5 mm ultra thin mirror supports |
| Tube diameter / Length | 303 mm / 980 mm |
| Tube weight | 14.8 kg including tube rings and finder |
| Illuminated field | 25 mm (100%), 38 mm (90%) |
| Included accessories | 2" 35 mm extension tube |
