BRESSER Messier 8'' Dobsonian
Bresser Messier Dobson telescope with parabolic primary mirror and 2.5'' HEX-focuserNewton optics with parabolic primary mirror made from H-PZ33 low expansion glass material2.5'' HEX focuser with rack & pinion driveLarge altitude wheels provide smooth and precise movement even at high magnifications6x30 finder scope and SPL 25mm eyepiece included6-point flotation system mirror cell for the for primary maximizes optical performanceTube rings facilitate the use of the optics on equatorial mountsThe parts or the rocker-box are connected with metal furniture fasteners for easy assembly and dissasemblyDiffraction limited optics: Strehl > 0,8aperture solar-filter includedtelescope for night and solar observation



Technical Data
FIELD OF APPLICATION
Field of application    Deep Sky Observation
FOCUS GROUP
Focus Group    Beginners
PRODUCT FAMILY
Product Family    Reflector telescope
OPTICAL SPECIFICATIONS
Optical design    Newtonian Reflector
Maximum recommended magnification    400
Material Primary mirror    Special low expansion H-PZ33
Primary mirror diam.    203 mm
Material Secondary mirror    Borosilicate-glass with low thermal expansion, individually matched to main mirror
Secondary mirror diameter    57 mm
Mirror/Lens diam.    203 mm
Focal length    1218 mm
Aperture ratio    6
Angular resolution    0.6 arc seconds
Finderscope    DeLuxe Red Dot Finder
GENERAL TECHNICAL DATA
Material OTA    Steel
Colour    white
Mount type    Dobson
Eyepiece Barrel Diameter    50.8 mm
Mount Type    Dobson
Extended warranty    10 years
DIMENSIONS & WEIGHTS
Total length    1280 mm
Total width    480 mm
Total height    480 mm
Net weight OTA (incl. accessories)    11.5 kg
Tube diameter    250 mm
Tube length    1150 mm
Net Weight total (incl. accessories)    21000 g
Net weight mount (incl. accessories)    9.5 kg