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Telescopes > Knaeble > Knaeble Ritchey-Chretien RC 250/2000 FC Mobile OTA
Product no.: 50196

Ritchey-Chretien RC 250/2000 FC Mobile OTA

RRP: $ 7,100.00 Our price:
$ 6,400.00 incl. VAT, plus shipping costs
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Product description

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High-end Ritchey-Chrétien truss telescope: Full Carbon Lightweight

The truss frame is entirely built with mono directional high module carbon fiber tubes. The connection rings are fabricated with 6 mm high module carbon fiber plates cut with water-jet.

The primary mirror cell is a true technological jewel: 100% structural carbon fiber construction, 9 points computer optimized mechanical cushion, and zero thermal expansion. The cell's maximum deformations under the highest mechanical stress configuration (tube pointing at the zenith) are less than 0.03 mm.

With the secondary mirror assembly Knaeble created a mechanism of unmatched reliability, stability and lightness. The fully tiltable cell is fixed to a sturdy carbon fiber mechanism.

The dovetails are engineered with a Knaeble proprietary hybrid Aluminium-Carbon fiber construction (optional Titanium/Carbon). This type of design minimizes torsion deformation and structural misalignment under every pointing orientation. In comparison with traditional CNC aluminium dovetails, the deformations are reduced by a factor 40.

The back plane on all standard models is made of a solid, high module carbon fiber plate. It can host up to a 3,5" Feathertouch focuser with ca. 10 kg of equipment attached.The optional Titanium/Carbon design ensures an even higher strength.

Specifications

Optics


Type of build
Ritchey-Chretien
Aperture (mm)
250
Focal length (mm)
2000
Tube weight (kg)
10
Tube material
Carbon
Tube length (mm)
700
Aperture ratio (f/)
8
Resolving capacity
0,46
Limit value (mag)
13,8
Light gathering capacity
1280
Max. useful magnification
500
Tube construction
Truss Tube

Reflector


Primary mirror - Diameter (mm)
250
Secondary mirror diameter (mm)
105
Secondary mirror material
BK7
Primary mirror - Material
Borosilicate glass
Ventilation for central mirror
yes

Mount


Mounting type
no mount

Area of application


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

Recommended for


Beginners
no
Advanced
no

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*All prices include VAT plus shipping costs.

Knaeble Ritchey-Chretien RC 250/2000 FC Mobile OTA
Knaeble Ritchey-Chretien RC 250/2000 FC Mobile OTA
Knaeble Ritchey-Chretien RC 250/2000 FC Mobile OTA
Knaeble Ritchey-Chretien RC 250/2000 FC Mobile OTA

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