Instruments
Thirty CentiMeter Telescope
The telescope is designed to cover 50mm diameter field of view with minimal
vignetting to achieve greatest possible field of view with better than 1.5"/px sampling.
0.3m f/4 primary mirror, focal length 1.2m. The resulting focal length is prolonged to 1.4m by coma-corrector.
Robust 9-points mirror cell.
11cm minor-axis secondary mirror.
Carbon-fiber tube.
3" focuser with three linear bearings.
M2 motorized focuser electronics.
M2Mount
The mount, designed and built by M. Myslivec, can track for several minutes without
guiding with seeing-limited precision.
Load capacity 50+ kg of instruments.
Friction drives on both axes.
Periodic error < 1 arcsec.
Pulsar-2 mount controller.
CCD camera pack
The CCD camera pack consists of:
Moravian Instruments G4-16000 camera.
EFW-4M-5 External Filter Wheel for 5 filters 50 x 50mm
G4-OAG Off-axis Guider Adapter
G1 guiding camera
TeleVue BIG 3" Paracorr Type 2
Moravian Instruments G4-16000 camera
KAF16803 CCD Detector.
4096 x 4096 pixels resolution.
9 x 9um pixel size.
31.7 x 31.7mm detector area.
45 degrees Celsius below ambient cooling.
Mechanical shutter.
USB 2.0 Hi-Speed interface.
More details at www.gxccd.com.
Despite the KAF-16803 is equipped with ABG, sensor linearity is perfect up to ~60 000 ADU.
EFW-4M-5 External Filter Wheel
5 filters positions.
Accepts 50 x 50mm square filters
G4 Off-axis Guider Adapter
G1 guiding camera
TeleVue BIG 3" Paracorr Type 2
BIG Paracorr on the right, 2-inch Paracorr with T-thread (M42x0.75) interface on the left for comparison.
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