Bresser N 203/1200 Messier Hexafoc Reflector OTA
Supplied as an independent optical tube, the Bresser N 203/1200 Messier Hexafoc Reflector OTA provides a 203mm Newtonian system with 1200mm focal length and Vixen-style attachment hardware.
- Standalone 203mm Newtonian optical tube
- 1200mm focal length uses f/6 optics
- 2.5-inch Hexafoc focuser supports visual accessories
- Vixen dovetail and tube rings included
In Stock
Description
Study lunar and planetary targets through the Bresser N 203/1200 Messier Hexafoc Reflector OTA, a standalone Newtonian optical tube featuring a 203 mm parabolic primary mirror, 1200 mm focal length, and listed f/6 optical ratio. The optical tube includes a 2.5-inch Hexafoc focuser, 8×50 finder, 26 mm Super Plossl eyepiece, mounting rings, camera holder, smartphone adapter, solar filter, and universal stainless steel dovetail rail for a customized telescope system.
The verified OTA configuration is supplied without a mount or tripod, allowing the buyer to select compatible equatorial or other support equipment separately. Included optical accessories comprise the integrated 1.25-inch and T2 adapter, 2-inch eyepiece adapter, aperture solar filter, Stellarium software, tube rings with carrying handle, camera mounting point, stainless steel dovetail rail, and 8×50 finder for the stated observing and imaging-related applications.
Key Features of Bresser N 203/1200 Messier Hexafoc Reflector OTA
This standalone optical tube provides a large 203 mm Newtonian aperture with a long 1200 mm focal length, 2.5-inch Hexafoc focusing, 8×50 finding equipment, universal mounting hardware, camera support, and supplied accessories for a custom lunar, planetary, solar, or deep-sky telescope configuration.
- 203 mm parabolic Newtonian reflector
- 1200 mm focal length with listed f/6 optical ratio
- 2.5-inch Hexafoc focuser
- Universal 44 mm dovetail plate with stainless steel rail
- 8×50 optical finder scope
- 26 mm Super Plossl eyepiece
- Tube rings with carrying handle
- Integrated camera holder and smartphone adapter
Custom Large-Aperture Optical Configuration
The supplied application is a standalone optical tube for planetary observation, lunar mapping, solar observation with the included filter, selected deep-sky viewing, and compatible photography-related configurations, while final tracking behavior, mount stability, payload support, power requirements, and camera compatibility depend on the separately selected mount and other telescope system components.
Included Accessories
The verified OTA package includes the optical tube, 26 mm Super Plossl eyepiece, integrated adapter system, 2-inch eyepiece adapter, 8×50 finder, aperture solar filter, smartphone navigation adapter, Stellarium software, tube rings, carrying handle, camera holder, and universal stainless steel dovetail rail for connection to compatible mounting equipment.
- 26 mm Super Plossl eyepiece and integrated adapter system
- 8×50 finder, solar filter, smartphone adapter, and software
- Tube rings, carrying handle, camera holder, and dovetail rail
Bresser Warranty and Support
The supplied product information lists a 2-year factory warranty for this optical tube assembly, while current manufacturer listings may provide separate extended-warranty information, so buyers should confirm whether coverage applies to the OTA, included optical accessories, mounting hardware, and separately purchased mount or imaging equipment used to complete the telescope system.
Bresser N 203/1200 Messier Hexafoc Reflector OTA Specs
| Brand | Bresser |
| Full Model Code | Bresser Messier NT-203L/1200 OTA |
| Country of Origin | Germany |
| Optical Design | Newtonian Reflector (Long Optical Format) |
| Aperture | 203 mm (8.0 inches) |
| Focal Length | 1200 mm |
| Focal Ratio | f/6 |
| Optical Coatings | Aluminum Multi-Coatings with Silicon Dioxide Protective Layer |
| Secondary Mirror Obstruction | 50 mm |
| Secondary Mirror Obstruction by Area | 6.1% |
| Backfocus Distance | 55 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 1150 mm |
| Optical Tube Weight | 12.2 kg (26.90 lbs) |
| Mount Attachment Type | Universal Vixen-Style Dovetail Bar with Stainless Steel Rail Protection |
| Finder Scope Specification | 8x50 Optical Finder Scope |
| Included Accessories | 26mm Super Plossl Eyepiece (46x), 1.25-inch Eyepiece Adapter, Heavy-Duty Tube Rings with Carrying Handle and Integrated Piggyback Camera Mount, Universal Vixen Dovetail Plate |
| Standard Warranty | 2-Year Factory Warranty |
| Application | Standalone custom optical tube built for high-contrast planetary monitoring and sharp lunar topography tracking, prioritizing image clarity through an extended f/6 primary mirror profile. |


























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