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Telescopes > RASA > Celestron Teleskop Astrograph S 203/400 RASA 8 OTA
Product no.: 60246

Teleskop Astrograph S 203/400 RASA 8 OTA

$ 3,065.00 incl. VAT plus shipping costs
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  • Optimised for astrophotography
  • Super-fast wide-field optics
  • Ideal for cameras with 3.76 µm
  • Precise focusing without mirror shifting
  • Portable for mobile use
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Product description

More about the series RASA...

Specifications

Optics

Type
Reflector
Type of build
Astrograph
Aperture (mm)
203
Focal length (mm)
400
Aperture ratio (f/)
2
Resolving capacity
0,68
Light gathering capacity
843
Tube length (mm)
628
Coating
Starbright XLT
Tube material
Aluminium
Tube weight (kg)
7,9
Limit value (mag)
13,3
tube diameter (mm)
235
Tube construction
Full tube

Reflector

Secondary mirror obstruction
46
Secondary mirror diameter (mm)
93
Ventilation for central mirror
yes

Focuser

Backfocus (mm)
29mm & 25mm
Gear reduction
1:10 fine focusing
Type of build
Linear Crayford

Mount

Mounting type
no mount
Type of build
OTA

Included accessories

Prism rail
Losmandy-Style
Camera adaptor
M42 & C-Mount
Battery compartment
yes
Carrying handle
yes

General

Series
RASA

Area of application

Moon & Planets
no
Nebulae & galaxies
yes
Nature Observation
no
Astrophotography
yes
Sun
no

Recommended for

Beginners
no
Advanced
yes
Observatories
yes

Miscellaneous

Battery type
Mignon (AA, LR6) (8 pieces)
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Product safety

Manufacturer: Celestron, LLC., 2835 Columbia St, 90503 Torrance, California, US, www.celestron.com
Responsible person: Baader Planetarium GmbH, Zur Sternwarte, 82291 Mammendorf, DE, [email protected]
Product safety
Celestron Teleskop Astrograph S 203/400 RASA 8 OTA
Rear View - the telescope has been optimized for astrophotography and has no focuser.
Celestron Teleskop Astrograph S 203/400 RASA 8 OTA
Cross-section through the light path
Celestron Teleskop Astrograph S 203/400 RASA 8 OTA

Typical application 1

Celestron Teleskop Astrograph S 203/400 RASA 8 OTA

Typical application example 2

Celestron Teleskop Astrograph S 203/400 RASA 8 OTA

Example - Comet 46P/Wirtanen taken by Michael Jäger with an RASA 800

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