Product Highlights
90mm f/5.5 refractor telescope
- High-quality achromatic lens telescope
- Aperture: 90 mm / Focal length: 500 mm / F/5.5
- Richfield Refractor Telescope
- Maximum recommended magnification: 180x
- Universal 44 mm Dovetail plate (fits EXOS/LXD75/Great Polaris/EQ5)
- Telescope for night and solar observation
- 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:
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
Excellent for entering into the hobby of astronomy: 90 mm aperture delivers 200 times more light than the naked eye! Observe craters, valleys and rims on the moon from nearly 400,000 km away just as you would look out of the window of a spaceship!
The BRESSER MESSIER AR-90s does not only provide highly detailed views of the moon: Gaze at the division of the rings of Saturn millions of kilometers away or explore the Great Red Spot of Jupiter, a giant tornado in Jupiter's atmosphere. Watch the seasons on Mars and find the sickle of Venus.
Richfield telescope with a short focal length of 500 mm. Suitable for traveling and to observe large open star clusters and the Milky Way.
The MESSIER AR-90s gives you images that are many times brighter than the instrument Galileo Galilei was using for his famous explorations almost 400 years ago.
This telescope is an optical tube without mount and tripod.
CHARACTERISTICS
- Optical design: refractor telescope
- Lens diameter: 90 mm / focal length: 500 mm / F/5.5
- Maximum recommended magnification: 180x
- Telescope for night and solar observation
- 6x30 viewfinder with crosshair eyepiece
- Optimised finder mount for comfortable viewing
- 31.7 mm (1.25'') zenith mirror
- Smartphone adapter for celestial navigation included
- Optical tube
- 26mm Super Plössl eyepiece (31.7 mm / 1.25")
- 31.7 mm (1.25") zenith mirror
- 6x30 optical viewfinder
- Rotatable star map
- Aperture solar filter
- Smartphone adapter for celestial navigation
- Astronomy PC software Stellarium (via download)
Colour: | white |
---|---|
Finderscope: | 6 x 30 mm |
Focus Group [Telescopes]: | Advanced Amateurs, Beginners, Visual enthusiasts |
Focusing system: | 1,25" Rack-and-Pinion Focuser |
Material: | Aluminium |
Mount Type [Telescopes]: | Optics without Mount |
Optical design: | Achromatic Refractor |
Product Family [Telescopes]: | Refractor telescope |
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