Bresser N 150/1200 Messier Hexafoc EXOS-1
Designed for long-focus Newtonian observation, the Bresser N 150/1200 Messier Hexafoc EXOS-1 combines a 150mm reflector with 1200mm focal length and manual EXOS-1 equatorial movement.
- 150mm aperture provides 0.76-arcsecond resolution
- 1200mm focal length uses f/8 optics
- EXOS-1 mount uses manual flexible shafts
- 26mm eyepiece and 4.5kg counterweight included
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Description
Long-focus planetary observation is the central configuration of the Bresser N 150/1200 Messier Hexafoc EXOS-1, which combines a 150 mm Newtonian reflector with a 1200 mm focal length and listed f/8 optical ratio. The EXOS-1 German equatorial mount uses manual adjustment controls, while the stainless steel tripod, 6×30 finder, 26 mm Super Plossl eyepiece, counterweight, tube rings, and Hexafoc focuser form a complete manual telescope system.
The verified manufacturer information identifies the NT-150L/1200 optical system as a classic Newtonian reflector with a spherical primary mirror, rather than the parabolic mirror description supplied in the input data. The official configuration includes a 2.5-inch Hexafoc focuser, solar filter, smartphone navigation adapter, camera mounting features, stainless steel rail, 2-inch adapter, and a manual EXOS-1 mount with optional tracking motor compatibility.
Key Features of Bresser N 150/1200 Messier Hexafoc EXOS-1
This complete manual equatorial telescope package emphasizes a 150 mm aperture, long 1200 mm focal length, Hexafoc focusing system, stainless steel tripod, and dedicated manual adjustment controls for lunar, planetary, solar, and selected deep-sky observation without including GoTo electronics in the supplied mount configuration.
- 150 mm Newtonian reflector
- 1200 mm focal length with listed f/8 optical ratio
- Manual EXOS-1 German equatorial mount
- 2.5-inch Hexafoc focuser
- 6×30 optical finder scope
- 26 mm Super Plossl eyepiece
- Stainless steel tripod and 4.5 kg counterweight
- Solar filter and smartphone navigation adapter
Manual Long-Focus Observation
The supplied application focuses on manual tracking of planetary details, lunar terrain, star clusters, and selected deep-sky objects, with the long 1200 mm focal length and 150 mm aperture providing the stated optical configuration while the EXOS-1 mount enables mechanical repositioning and optional future right-ascension motor installation.
Included Accessories
The official package includes the optical tube, EXOS-1 mount, stainless steel field tripod, 26 mm Super Plossl eyepiece, integrated adapter system, 2-inch eyepiece adapter, 6×30 finder, aperture solar filter, smartphone navigation adapter, Stellarium software, tube rings, camera handle, stainless steel dovetail rail, and one 4.5 kg counterweight.
- 26 mm Super Plossl eyepiece with adapter system
- 6×30 finder, solar filter, smartphone adapter, and software
- EXOS-1 mount, tripod, tube rings, rail, and counterweight
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, registration procedure, mount coverage, optical coverage, and authorized service terms before purchasing this telescope package.
Bresser N 150/1200 Messier Hexafoc EXOS-1 Specs
| Brand | Bresser |
| Full Model Code | Bresser Messier NT-150L/1200 EXOS-1 |
| 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) - Tube Only |
| Mount Attachment Type | EXOS-1 German Equatorial Mount with Manual Flexible Shafts |
| Finder Scope Specification | 6x30 Optical Finder Scope |
| Included Accessories | 26mm Super Plossl Eyepiece (46x), 1.25-inch Eyepiece Adapter, EXOS-1 Equatorial Mount, Stainless Steel Field Tripod, Accessory Tray, 1x 4.5kg Counterweight, Heavy-Duty Tube Rings with Vixen-Style Dovetail Plate |
| Standard Warranty | 2-Year Factory Warranty |
| Application | High-magnification manual tracking of planetary atmospheres and tight double stars, relying on a long f/8 Newtonian column that dramatically minimizes secondary obstruction area for razor-sharp visual definition. |


































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