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ASA AZ1000WF Ritchey-Chrétien optics

The evolution of telescopes

Ritchey-Chrétien Alt-Az telescope f6.85 f2.5 with Nasmyth focus
Direct Drive motors with absolute encoders on all axes


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ASA AZ1000WF Ritchey-Chrétien opticsThe evolution of telescopes

Main Facts

Optical design
RC Ritchey-Chrétien
Focal ratio
f2.5
Field of view
130 mm (corrected)
Primary mirror
≥1000 mm
Tracking precisison
<0,25” RMS within 5 minutes tracking time (for altitude 20° to 85°; without seeing effects and with a pointing model in use) over 5 min 0,05” RMS/min
Pointing precision
<8” RMS with pointing model (for altitude 20° to 85°) Optional equipment
RC & CDK Comparison

Technical Details

01 Electronics

Our closed loop direct drive systems, sensor technology and observatory safety modules play a major role in achieving optimum results. All moving accessory components are equipped with high-resolution encoders and closed-loop feedback systems.

We provide event timer modules, and customer updatable firmware.

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02 Optics

Only the best for your telescope!

We believe that the most important part in producing optics is the testing. So ASA decided that we invest in the best test equipment available, remove any measuring error as good as possible and use real values in our specifications.

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03 Software

Platform independent control software.

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04 Technology

Our telescopes are manufactured with the lastest CNC technology.

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05 Direct Drive

No gears NO belts. Precise closed loop control.

We developed our own direct drive controller and motor system. No gears or belts are needed, there is no transmission no periodic error or backlash.

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ASA Inhouse-Production

The competent partner that provides you with the whole package – ASA, guarantees the highest standard! Interferometric metrology, CNC machining, meter class optics, light weight mirrors, telescope systems, ground stations, assembly, factory testing and commissioning, everything is done by ASA itself.

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