Baader Planetarium

Baader Planetarium: Over 50 Years of Innovation in Astronomy

From accessories to turnkey observatories

The company Baader Planetarium is a middle sized enterprise having 50 years experience in producing and installing astronomical equipment.

More than 600 observatory domes of sizes from 2 m up to 8.5 m have been mounted, together with a large number of projection domes for planetarium installations up to 10 m in diameter. Observatory domes serve for a multitude of applications for scientific use around the world specialized to work under the hardest of environments, with installations in Antarctica (Dome C - 84°C) to high Arctic regions such as Svalbard (NyAalesund -45°C), Ellesmere Island (Eureca -60°C), in desert conditions with hermetic seals against dust and a number of high Alpine locations. Also the company specializes in high end robotic telescopes with apertures up to one meter as European sole distributor of Planewave Instruments USA, telescope mounts of varuious configurations, Echelle spectrographs featuring a resolution up to 20 000 lambda/delta lambda under Licence of MaxPlanck Institution(MPI).

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  1.   SC-Adapter 4" Meade Diamond Steeltrack®

    # 2957295

    € 152.00 Price excl. German VAT tax (19%): € 127.73
    • to connect to Meade instruments with 4" inner threads
    • only suitable for BDS-SC Diamond Steeltrack® for SCs
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  2. 2" Glasspathcorrector® 1,7x for Newtons

    # 2456300

    € 205.00 Price excl. German VAT tax (19%): € 172.27
    • 2" Glasspathcorrector® Factor 1,8 for Newtons - at full aperture with integrated Coma-Corrector
    • Suitable to insert into the Baader Maxbright and Mark V Großfeld Binocular viewer (insert diameter: ∅ 2" - 50,8mm, incl. M48 filter thread)
    • A Baader Glaspathcorrector® is not a Barlow lens! The reason for this name is only secondly the displacement of the focal point
    • A Glaspathcorrector® is primarily intended to correct the prismatic color fringing that occurs on Refractors due to the high amount of glasses used in binocular prisms
    • Includes 1x Baader Molded Plastic Cap T-2 for Zeiss Quick Changer (#2904020 , € € 6.50)
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  3.   M54 x 0,75 Inverter Ring (changes M54 female thread to M54 male)

    # 2458061

    € 51.00 Price excl. German VAT tax (19%): € 42.86
    • Inverter ring with continuous M54 x 0,75 male thread
    • Converts an M54 x 0.75 female thread into an M54 x 0.75 male thread
    • Optical length equals to zero, disappears completely between two M54 x 0.75 internal threads and therefore cannot become jammed. As soon as the connection is opened, the external thread ring is also loose
    • Inside non-reflecting grooved and painted dead flat black
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  4.   Baader Hyperion DT-Ring SP54/M55 for DTAdapter II&III and Hyperion Eyepieces

    # 2958055

    € 19.00 Price excl. German VAT tax (19%): € 15.97
    • DT Adapter II & III and Hyperion Eyepieces
    • The Hyperion DT-rings are optimized for the shortest distance between eyepiece lens and digital camera lens.
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  5.   Baader 3" Dove Tail Bar 470mm (18,5")

    Baader 3" Dove Tail Bar 470mm (18,5")

    # 1501615

    € 108.00 Price excl. German VAT tax (19%): € 90.76
    • Length: 470mm (18,5")
    • Black anodized, without holes.
    • Weight: 950g
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  6.   Baader K-Line Filter 1¼" (double stacked)

    Baader K-Line Filter 1¼" (double stacked)

    # 2458355

    € 334.00 Price excl. German VAT tax (19%): € 280.67
    • Warning: for photographic imaging only
    • for solar work use only with 3.8 AstroSolar 200x290mm Photo Film (included)
    • never use any eyepiece filter for solar observation without objective front filter
    • non-ageing sealed coating edges
    • Never look into the sun with the K-Line filter without an additional OD-reduction filter. For more information read the PDF Notes about the stacked 1¼" K-Line Filter
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  7.   Baader M48 extension tube 40 mm / 2" nosepiece with Safety Kerfs

    # 2958640

    € 32.00 Price excl. German VAT tax (19%): € 26.89
    • Used to adjust the working distance of larger cameras and similar accessories with M48 thread
    • Telescope side M48 internal thread, 3.5 mm depth
    • Eyepiece-/camera side M48 external thread, 3 mm depth
    • 40 mm optical path length, high-quality Aluminum
    • Also used as M48 / 2" nose piece with 36mm insertion depth, safety kerfs and 4 mm optical height
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  8.   Baader O-III Filter (10nm) visual

    Baader O-III Filter (10nm) visual

    From: € 95.00 Price excl. German VAT tax (19%): € 79.83
    • ultra hard and bright O-III visual contrast for 6" and larger telescopes
    • no visual color fringing, just pure O-III
    • non-ageing sealed coating edges
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  9.   Baader V-120 dovetail, 120mm for Vixen, Celestron and Skywatcher Mounts

    # 2451650

    € 33.00 Price excl. German VAT tax (19%): € 27.73
    • V (EQ) with centrally milled slots
    • Length: 120mm
    • Base width 44mm
    • Fits Vixen, Celestron, Skywatcher and other mounts
    • Black Anodized
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  10.   Steplessly variable diaphragm 13 - 113mm

    # 2459300

    € 366.00 Price excl. German VAT tax (19%): € 307.56
    • Steplessly variable, white anodized and heat reflecting diaphragm from 13- to 113 Millimeter for our D-ERF Filters
    • For optimum adjustment of a telescope aperture when observing with an H-alpha filter of Solar Spectrum (also suitable for other brands)
    • The diaphragm has four telescope-sided M3-threads on a pitch circle radius of 60 mm to fasten also on a DIY-holder.
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  11. Baader Planetarium Base with main controller

    # 2000350

    € 445.00 Price excl. German VAT tax (19%): € 373.95
    • Consisting of control transformer in plastic housing and base without transformer and control knob for the base.
    • Allows to regulate the speed of the earth's circulation and to control the light intensity of the projection bulb
    • Transformer is connected to the tellurium by a flexible cable, and therefore the star globe of the device is constantly rotatable around all axes with the internal gears
    • Replacement part for The Original: Baader Planetarium (#2000000 , € 2450,-) – already 1x included with the planetarium.
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  12. Ceramic holder for halogen bulb

    # 2000318

    € 24.00 Price excl. German VAT tax (19%): € 20.17
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  13.   Pan Adjuster for adjusting the optical axis of parallel mounted telescopes

    # 2451515

    € 1,185.00 Price excl. German VAT tax (19%): € 995.80
    • Compact, mobile rotary stage for adjustment of 3" or 8" PAN EQ clamps on double mounting plates or mounts of the L-Mount series.
    • Makes it possible to adjust the optical axes of parallel mounted telescopes to each other.
    • Mounts parallel to the main telescope on the side of the dual mount or on the side port of a PlaneWave L-mount to align and simultaneously operate secondary telescopes such as RASA-, or Newtonian telescopes parallel to the main telescope in the azimuthal or equatorial configuration. To connect the PAN adjuster to the L-350 mount, the Adapter to mount PAN-Adjuster to PlaneWave L-350 (#2451516 , € 143,-) is required.
    • Push pull screws allow to adjust the angle of the installation plate to the rotation plate.
    • Adjustment screws allow to adjust the rotational angle between the attachment plate and the rotation plate
    • Cutouts and hole in the middle allows for cabeling
    • Made of solid Dural Aluminum and connected with stainless steel clamping rings.
    • Developed and manufactured at Baader Planetarium in Germany.
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  14.   Classic Plössl 32mm, 1¼" Eyepiece (HT-mc) - w.aux spacer tube and winged rubber eyecup

    Classic Plössl 32mm, 1¼" Eyepiece (HT-mc) - w.aux spacer tube and winged rubber eyecup

    # 2954132

    € 68.00 Price excl. German VAT tax (19%): € 57.14
    • Baader Classic Plössl 32mm 1¼" eyepiece, apparent field of view 50°, with aux spacer tube and winged rubber eyecup
    • Parfocal Eyepiece series with very high transmission
    • This eyepiece delivers a pure-white image with outstanding sharpness and contrast
    • True High-Transmission- (HT) Multi-Coating (MC) on all glass-air-surfaces offer a brilliant image while showing almost no internal reflections
    • Suitable as projection eyepiece for ADPS (Afocal Digital Projection System)
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  15.   Baader 2" Filter Crown Tool

    # 2458135

    € 35.00 Price excl. German VAT tax (19%): € 29.41
    • Tool for tension-free mounting and dismounting of hard-to-reach 2" Baader filters with milled grip crown.
    • Suitable for all mounted Baader 2" filters with Low Profile Filter Cell (LPFC) - fit not guaranteed for older filters. Not suitable for filters of other manufacturers without grip crown or with unknown mount diameters.
    • Included with the  Baader 2" Cool-Ceramic Safety Herschel Prism Mark II – (Visual / Photo) (various versions available) . This tool was originally developed for the Baader Herschel prism to make it easier to replace the installed filters.
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  16.   Baader Classic W Rubber Eyecap with folding wing

    # 2454652

    € 10.00 Price excl. German VAT tax (19%): € 8.40
    • Classic eyecup with foldable lens hood
    • Standard form (for barrel diameter ~32mm with 1mm clear cut)
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  17.   2.5 kg leveling counterweight Ø 75x75mm, made of V2A stainless steel

    # 2951402

    € 143.00 Price excl. German VAT tax (19%): € 120.17
    • Leveling counterweight for Baader Leveling counterweightshafts
    • For axis diameter 16mm
    • Diameter 75mmxH75
    • 2.5kg own weight
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  18.   Baader Handknob (for guidescope rings and counterweights)

    Baader Handknob (for guidescope rings and counterweights)

    # 2958245

    € 10.00 Price excl. German VAT tax (19%): € 8.40
    • 1pc Handknobe
    • for Guide scope rings & counterweights
    • M10/Diam. 45mm
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  19.   Baader D-ERF Energy Rejection Filter (75 - 180mm)

    Baader D-ERF Energy Rejection Filter (75 - 180mm)

    From: € 315.00 Price excl. German VAT tax (19%): € 264.71
    • D-ERF (Dielectric Energy Reflection Filter) in different sizes
    • Pre-filter to reduce heat during H-alpha observation with SolarSpectrum Filters
    • Plane parrallel plate (without filter cell) with IR-Cut dielectric coating
    • non-ageing sealed coating edges
    • Half-Band-Width (HBW): 80 nm – see also graph
    • Filter WITHOUT cell – 3D-printed filter cells - customized for your telescope, can be ordered in addition (not available as standalone product)
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  20.   Baader M68/S68 Changer to fit Zeiss adapter system (dovetail clamp only)

    # 2458180

    € 186.00 Price excl. German VAT tax (19%): € 156.30
    • M68 / S68 Zeiss changer
    • Serves as a highly reliable quick coupling and rotating device
    • For use with Baader Solar Spectrum H-alpha filters and long distance projection in use with the Baader FFC (Flat Field fluorite Converter)
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