Product Highlights
203 mm f/3.9 Newtonian telescope (optics only)
- Fotonewtonian f/3.9 with 2.5" Hexafoc
- Aperture: 203 mm; Focal Length: 800 mm f/3.9; large 85 mm secondary mirror
- Excellent 2.5" Hexafoc Focuser with possibility to upgrade to a 10:1 reduction
- Ready for the HR Coma Corrector (part No. 0510330)
- Scope of delivery: OTA + Finder + Tuberings + SPL26 mm
- Elaborate 6 point flotation system for mirror support
- Universal 44 mm Dovetail plate with stainless steel rail (fits LXD75/Great Polaris/EQ5)
- Telescope for night and solar observation
- Cradle rings with handle and camera holder included
- Aperture Solar-filter and smartphone adapter for celestial navigation included
With BRESSER, you can enjoy a smooth introduction to the vast world of astronomy. Our detailed information ("Telescope Guide") provides valuable tips for beginners—but even experienced astronomers can use the information we provide (e.g., tables for the geographical latitude of all major world cities) as a reference.
Here is the table of contents of the comprehensive BRESSER Telescope Guide:
- 2. The View into the Starry Sky
- 2.1 Observing with the Naked Eye
- 2.1.1 Observing Constellations with the Naked Eye
- 2.2 Observing with Binoculars
- 2.2.1 Observing Planets and Moons with Binoculars
- 2.2.2 Observing Deep Sky Objects with Binoculars
- 2.2.3 Every Beginning is Easy
- 2.3 Observing with a Telescope
- 2.4 The Moon
- 2.4.1 The Moon Phases
- 2.4.2 The Far Side of the Moon
- 2.4.3 The Moon Map
- 2.4.4 Maria (Seas)
- 2.4.5 Mare
- 2.4.6 Craters
- 2.4.7 The Ray Craters
- 2.5 Observing the Solar System with a Telescope
- 2.5.1 Where are the Planets?
- 2.5.2 Planet Observation
- 2.5.3 The Position of the Planets Relative to the Sun
- 2.5.4 The Planets Introduce Themselves
- 2.5.5 Deep Sky Observation with a Telescope
- 2.6 Practical Observation Tips and Tricks
- 2.6.2 Tips for Optimal Observation Conditions
- 2.7 The Most Beautiful Objects Throughout the Year
- 4. Telescopes
- 4.1 The Telescope as an Observation Instrument
- 4.2 Optics
- 4.2.1 Refractor (Lens Telescope)
- 4.2.2 Reflector (Mirror Telescope)
- 4.3 Mechanics
- 4.3.1 Altazimuth Mount
- 4.3.2 Equatorial Mount
- 4.3.3 Drive Motors
- 4.4 Accessories
- 4.4.1 Eyepieces
- 4.4.2 Important Tips for Eyepiece Selection
- 4.4.3 Filters
- 4.4.4 Photographic Accessories
- 4.4.5 Other Accessories
- 5.1 Which Telescope for Whom?
- 5.1.1 Deep-Sky Observations
- 5.1.2 Observing Closer Planets
- 5.1.3 The Topic of Portability
- 5.1.4 Price Factor When Buying a Telescope
- 6. Useful Tables
- 6.1 Table for the Geographic Latitude of All Major World Cities
- 6.1.1 Observers in the Northern Hemisphere (N):
- 6.1.2 Observers in the Southern Hemisphere (S):
- 6.2 Lookup Table for Notable Stars
- 6.3 Getting Acquainted with the Universe - or: Distances in Space
Sky Guides von Bresser
CHARCTERISTICS
- Optical design: reflector telescope
- Mirror diameter: 203 mm / focal length: 800 mm / F/3.9
- Maximum recommended magnification: 406x
- Telescope for night and solar observing
- Very high quality Hexafoc focuser with 2.5" free inner diameter
- Diffraction limited optics with parabolic main mirror
- 8x50 straight through viewfinder with reticle
- Optimized finder socket for comfortable use
- Cradle rings with handle and integrated piggyback camera holder (1/4 thread)
- Smartphone adapter for celestial navigation included
- Dovetail plate with stainless steel rail
- Can be connected to SLR cameras (optional T2 ring required)
- 50.8mm (2) to 31.7mm (1.25) adapter with integrated T2 thread (T2-adapter ring for your camera is needed)
- Aperture 203 mm
- Focal length 800 mm
- Focal ratio f/3.9
- Backfocus fully inward focused: 100 mm
- 85 mm secondary mirror for optimal illumination
- Large knobs for primary and secondary mirror adjustment
- Tube without accessories: 8.7 kg - Tube with all accessories mounted: 11.5 kg
- Optical tube
- 26 mm Super Plössl eyepiece 31,7 mm (1.25")
- Integrated 31,7 mm and T2 adapter
- Prism rail with stainless steel clamping surface
- Adapter for 50.8 mm (2") eyepieces
- 8x50 optical viewfinder
- Rotatable star map
- Aperture solar filter
- Tube clamp with handle and camera holder
- Smartphone adapter for celestial navigation
- Software Stellarium (via download)
Colour: | white |
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Dust protection caps: | Dust protection caps for open aperture and eyepiece holder |
Finderscope: | 8 x 50 mm |
Focus Group [Telescopes]: | Advanced Amateurs, Specialists and Research, Visual enthusiasts |
Focusing system: | 2.5" Hexafoc |
Material: | Aluminium |
Mount Type [Telescopes]: | Optics without Mount |
Optical design: | Newtonian Reflector |
Product Family [Telescopes]: | Reflector telescope |
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