Very Small Telescope (VST)
The Telescope 4 (Nikon 100mm, F/2. Chile) consists of the following components
Astrograph specs:
- Focal length: 200mm
Maximum aperture: f/2
Lens construction: 13 elements in 9 groups (with three ED glass and one Super ED glass elements, and Nano Crystal Coat)
German equatorial mount specs:
- Type: German Equatorial Mount
Weight (mount) : 19.5 kg – 43 lbs without accessories
Instrument payload capacity: ~ 25 kg – 55 lbs
Latitude range: 0° – 82° (90° optional)
Azimuth fine adjustment range: +/? 7.5°
Counterweight shaft: 30 mm diameter, stainless steel, weight 1.7 kg – 3.7 lbs
Axes: 30 mm diameter, alloy steel
Bearings: Pre-loaded tapered roller bearings Roller thrust bearings
Worm wheels: 250 teeth, 125 mm diameter, B14 bronze
Worms: diameter 20mm, alloy steel, grinded and lapped
Transmission system: Backlash-free system with timing belt and automatic backlash recovery
Motors: 2 axes servo brushless
Power supply: 24 V DC
Power consumption: ~ 0,5 A while tracking ~ 3 A at maximum speed ~ 4 A peak
Go-to speed: Adjustable from 2°/s to 15°/s
Pointing accuracy: < 20” with internal multiple-stars software mapping
Average tracking accuracy: < +/? 1" typical for 15 minutes (< 0.7" RMS) with multiple-stars software mapping and compensation of flexure and polar alignment errors
PC control: Remote control via RS-232 or Ethernet; proprietary ASCOM driver or Meade compatible protocol; update of firmware and orbital elements of comets, asteroids and artificial satellites via RS-232 or Ethernet; virtual control panel via RS-232 or Ethernet. Wi-Fi included to control the mount via Tablet, Smartphone etc.
CCD camera FLI Proline 16200
- ML16200 Sensor Specs
- Sensor:ON Semi KAF-16200
- Pixels:4500 x 3600
- Pixel Size:6.0 ?m
- Full Well Capacity:39,000 e-
- Sensor Diagonal:34.5 mm
- Video Size (inch):2.2
- Anti Blooming:2800x
- Color Options:Monochrome
- CCD Type:Front Illuminated
- CCD Grades:1 (no column defects) or 2 (up to 15 column defects)
- ML16200 Performance
- Digitization Speed:2 MHz and 12 MHz Focus Mode
- Typical System Noise:6 e- RMS @ 2 MHz; 11 e- at 12 MHz
- Typical Maximum Cooling:55?C Below Ambient
- Typical Dark Current:<0.015 e-/pixel/sec @ -25?C
- Typical Non linearity:<1%
- Lens Mounts: Optional Nikon F-Mount or Canon EOS mount
- Available Shutters:45 mm (65mm with ADT)
- Housing Dimensions:3.70 x 3.70 x 4.77 (94 x 94 x 121.3)
- Focal Plane to Faceplate:15.4 mm (optical)
- Weight:3.0 lbs.
- All MicroLine Cameras
- Interface:USB 2.0
- Temperature Stability:0.1?C
- Remote Triggering:Standard
- Power:12V (100-240V AC to 12V DC power supply included). With TEC off: <1A. TEC at 100%: 4.4A. (Optional Electromechanical Shutter open: 4A pulse for 100msec. Shutter held open, add 0.22A.)
- Environment:-30?C - 45?C | 10% - 90% Relative Humidity
Seven Position Filter Wheel
- 7 Position Color Filter Wheel
Number of Filter Wheels: One
Filter Positions: Seven
Recommended Filter Size (+/- 0.125mm): 2 inch or 50 mm diameter
Filter Thickness Range: 1.0 - 5.0 mm
Filter Type: Unmounted only
Overall Thickness (less motor): 20.9 mm
Camera Side Connection: 2.930"
Pocket Optical Side Connection: 2.005" - 24 UNS-2B
Internal Wheel Material: Aluminum Interface: USB Power: 12V Weight: 2.9 lbs (1.32 kg)
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