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Bresser N 203/1000 Messier EXOS-2 GoTo Telescope
With an 8-inch parabolic primary mirror, the Bresser N 203/1000 Messier EXOS-2 GoTo Telescope provides 1000mm focal length, dual-axis GoTo movement, and a large-aperture Newtonian configuration.
- 203mm parabolic mirror provides 0.57-arcsecond resolution
- 1000mm focal length uses f/4.9 optics
- EXOS-2 mount provides dual-axis GoTo movement
- GoTo controller supports automated object finding
- 12V DC power uses 8x D-cell batteries
- 8×50 illuminated finder and counterweights included
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Description
Bring a larger light-gathering aperture into automated astronomy with the Bresser N 203/1000 Messier EXOS-2 GoTo Telescope, a 203 mm Newtonian reflector with a 1000 mm focal length and listed f/5 optical ratio. The EXOS-2 German equatorial GoTo mount provides motorized movement with a StarTracker hand controller, while the 2.5-inch Hexafoc focuser, 8×50 finder, stainless steel tripod, tube rings, and two 4.5 kg counterweights support the substantial optical tube.
The verified manufacturer configuration includes a parabolic primary mirror, 2.5-inch Hexafoc focuser, 8×50 finder, aperture solar filter, smartphone navigation adapter, Stellarium software, adjustable polar finder, stainless steel dovetail rail, integrated camera holder, 2-inch to 1.25-inch adapter with T2 thread, EXOS-2 GoTo mount, and a listed mount payload capacity of up to 13 kg for the complete system.
Key Features of Bresser N 203/1000 Messier EXOS-2 GoTo
This complete GoTo telescope package combines a large-aperture Newtonian optical tube with motorized German equatorial control, StarTracker navigation, a Hexafoc focusing system, 8×50 optical finding equipment, stainless steel field support, and supplied accessories for planetary and deep-sky observation.
- 203 mm parabolic Newtonian reflector
- 1000 mm focal length with listed f/5 focal ratio
- EXOS-2 German equatorial GoTo mount
- Motorized RA and DEC movement
- 2.5-inch Hexafoc focuser
- 8×50 illuminated optical finder
- 26 mm Super Plossl eyepiece
- Two 4.5 kg counterweights and stainless steel tripod
Automated Deep-Sky and Planetary Observation
The supplied application focuses on automated object location and motorized tracking of planetary details, lunar features, galaxies, nebulae, star clusters, and other listed astronomical targets, while the 203 mm aperture and 1000 mm focal length provide the specified large-aperture optical format for visual observation and supported photography-related use.
Included Accessories
The official package includes the optical tube, EXOS-2 GoTo mount, StarTracker hand controller, stainless steel field tripod, 26 mm eyepiece, 8×50 finder, aperture solar filter, smartphone adapter, Stellarium software, adjustable polar finder, tube rings, camera holder, stainless steel rail, integrated adapters, and two 4.5 kg counterweights for the complete telescope configuration.
- 26 mm Super Plossl eyepiece and integrated adapter system
- StarTracker controller, EXOS-2 GoTo mount, and stainless steel tripod
- 8×50 finder, solar filter, smartphone adapter, software, tube rings, and counterweights
Bresser Warranty and Support
The supplied product information lists a 2-year factory warranty, while the current manufacturer listing presents separate extended-warranty information for this product family, so buyers should confirm the applicable US warranty duration, electronics coverage, optical coverage, mount support, registration requirements, and authorized service terms before ordering this large-aperture GoTo telescope.
Bresser N 203/1000 Messier EXOS-2 GoTo Telescope Specs
| Brand | Bresser |
| Full Model Code | Bresser Messier NT-203/1000 EXOS-2 GoTo |
| Country of Origin | Germany |
| Optical Design | Newtonian Reflector (Parabolic Main Mirror Format) |
| Aperture | 203 mm (8.0 inches) |
| Focal Length | 1000 mm |
| Focal Ratio | f/4.9 |
| Optical Coatings | Aluminum Multi-Coatings with Silicon Dioxide Protective Layer |
| Secondary Mirror Obstruction | 60 mm |
| Secondary Mirror Obstruction by Area | 8.7% |
| Backfocus Distance | 60 mm |
| Resolving Power | 0.57 Arcseconds |
| Limiting Visual Magnitude | 13.5 |
| Highest Useful Magnification | 400x |
| Lowest Useful Magnification | 29x |
| Optical Tube Material | Steel |
| Focuser Style & Mechanism | 2.5-inch Hexafoc Heavy-Duty Rack and Pinion Focuser |
| Mirror Lock Mechanism | No |
| Optical Tube Dimensions | 250 mm x 940 mm |
| Optical Tube Weight | 11.9 kg (26.24 lbs) - Tube Only |
| Mount Attachment Type | EXOS-2 German Equatorial Mount with StarTracker GoTo System (Dual-Axis Motorized) |
| Finder Scope Specification | 8x50 Illuminated Optical Finder Scope |
| Included Accessories | 26mm Super Plossl Eyepiece (38x), 1.25-inch Eyepiece Adapter, EXOS-2 Equatorial Mount, Stainless Steel Field Tripod, StarTracker Hand Controller, Counterweights (2x 4.5kg), Tube Rings with Vixen-Style Dovetail Plate |
| Power Requirements | 12V DC via 8x D-Cell batteries or optional external AC-DC adapter |
| Standard Warranty | 2-Year Factory Warranty |
| Application | Automated motorized object tracking and deep-sky exploration, deploying a large 8-inch light-gathering aperture onto an electronically driven equatorial platform for serious deep-sky and planetary investigation. |
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