Bresser N 150/1200 Messier Hexafoc Reflector OTA
Supplied as a standalone optical tube, the Bresser N 150/1200 Messier Hexafoc Reflector OTA provides a 150mm Newtonian system with 1200mm focal length and independent mounting hardware.
- Standalone 150mm long-format Newtonian optical tube
- 1200mm focal length uses f/8 optics
- 2.5-inch Hexafoc focuser and Vixen dovetail included
In Stock
Description
Configured as a standalone long-focus optical tube, the Bresser N 150/1200 Messier Hexafoc Reflector OTA combines a 150 mm Newtonian reflector with a 1200 mm focal length and listed f/8 optical ratio for users who want to select their own compatible mount and support equipment. The tube includes the 2.5-inch Hexafoc focuser, mounting rings, 6×30 finder, 26 mm eyepiece, camera handle, dovetail rail, and supplied adapter hardware.
The official OTA configuration includes an aperture solar filter, smartphone navigation adapter, Stellarium software, 2-inch eyepiece adapter, integrated 1.25-inch and T2 adapter, universal 44 mm dovetail plate with stainless steel rail, and tube rings with a carrying handle and camera holder. The mount, tripod, counterweights, tracking system, hand controller, and power equipment are excluded from the standalone optical tube package.
Key Features of Bresser N 150/1200 Messier Hexafoc Reflector OTA
This optical tube assembly is designed for a customized astronomy system where the buyer selects a suitable mount separately, while the supplied Hexafoc focuser, mounting rail, tube rings, finder, eyepiece, camera handle, and adapters provide the core components required to integrate the optical tube into a compatible observing platform.
- 150 mm Newtonian reflector
- 1200 mm focal length with listed f/8 optical ratio
- 2.5-inch Hexafoc focuser
- Universal 44 mm dovetail plate with stainless steel rail
- 6×30 optical finder scope
- 26 mm Super Plossl eyepiece
- Tube rings with carrying handle
- Integrated camera holder and smartphone adapter
Custom Long-Focus Optical Configuration
The supplied application is a standalone optical tube configuration for lunar observation, planetary investigation, selected deep-sky viewing, solar observation with the included filter, and compatible photography-related setups, while the final tracking behavior, mount stability, power requirements, and control system depend on the separately selected support equipment.
Included Accessories
The official OTA package includes the optical tube, 26 mm Super Plossl eyepiece, 1.25-inch and T2 adapter, 2-inch eyepiece adapter, 6×30 finder, aperture solar filter, smartphone navigation adapter, Stellarium software, tube rings, carrying handle, camera holder, and universal dovetail rail for integration with compatible mounts.
- 26 mm Super Plossl eyepiece and integrated adapter system
- 6×30 finder, solar filter, smartphone adapter, and Stellarium software
- Tube rings, carrying handle, camera holder, and universal dovetail rail
Bresser Warranty and Support
The supplied product information lists a 2-year factory warranty for this optical tube assembly, while the current manufacturer listing presents separate extended-warranty information, so buyers should confirm whether the applicable US coverage applies to the OTA, included optical accessories, mounting hardware, and any separately purchased mount used with this long-focus telescope.
Bresser N 150/1200 Messier Hexafoc Reflector OTA Specs
| Brand | Bresser |
| Full Model Code | Bresser Messier NT-150L/1200 OTA |
| Country of Origin | Germany |
| Optical Design | Newtonian Reflector (Long Optical Format) |
| Aperture | 150 mm (6.0 inches) |
| Focal Length | 1200 mm |
| Focal Ratio | f/8 |
| Optical Coatings | Aluminum Multi-Coatings with Silicon Dioxide Protective Layer |
| Secondary Mirror Obstruction | 39 mm |
| Secondary Mirror Obstruction by Area | 6.8% |
| Backfocus Distance | 70 mm |
| Resolving Power | 0.76 Arcseconds |
| Limiting Visual Magnitude | 12.7 |
| Highest Useful Magnification | 300x |
| Lowest Useful Magnification | 22x |
| Optical Tube Material | Steel |
| Focuser Style & Mechanism | 2.5-inch Hexafoc Heavy-Duty Rack and Pinion Focuser |
| Mirror Lock Mechanism | No |
| Optical Tube Dimensions | 180 mm x 1120 mm |
| Optical Tube Weight | 6.0 kg (13.23 lbs) |
| Mount Attachment Type | Universal Vixen-Style Dovetail Bar with Stainless Steel Rail Protection |
| Finder Scope Specification | 6x30 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 | Custom configuration standalone optical tube tailored for razor-sharp planetary tracking and high-contrast lunar mapping, minimizing secondary mirror glare with a strict f/8 mirror system. |






























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