由 Nebulas » 2010-05-13, 20:40
附上此物的feature!
* The largest CCD available in an ST series camera - 100% larger than the ST-2000XCM
* Single-Shot Color CCD with 300X antiblooming protection
* 4.2 million pixels: 2,048 x 2,048 at 7.4 microns
* High resolution on smaller telescopes with 7.4 micron square pixels
* Built-in TC-237H autoguider for self-guiding
* External self-guiding with the optional Remote Guide Head containing a TC-237H CCD
* Mechanical shutter for automatic dark frames
* Electronic shutter for exposure times to 0.001 second
* Good sensitivity
* Low read noise
* Low dark current
* Thermoelectric cooling with air only or with water circulation
* Fast downloads - 10 seconds for a high resolution full frame image, 2 seconds for quarter frame
* Professional software
* Easy to use
* Full compliment of optional custom accessories
* Low price
* SBIG quality and support
CCD:
CCD Kodak KAI-4022CM
Pixel Array 2048 x 2048 pixels
CCD Size 15.2 x 15.2 mm (active area)
Total Pixels 4.2 million (active)
Pixel Size 7.4 x 7.4 microns square
Full Well Capacity ~40,000 e- unbinned
~80,000 e- binned
Dark Current < 0.1e-/pixel/sec at 0 deg. C.
Antiblooming Standard
Readout Specifications
Shutter Electromechanical + Electronic
Exposure 0.001 to 3600 seconds
Correlated Double Sampling Yes
A/D Converter 16 bits
A/D Gain 0.6e-/ADU unbinned
0.9e-/ADU binned
Read Noise 7.9e- rms
Color Binning Modes 1 x 1
Monochrome Binning Modes 1 x 1, 2 x 2, 3 x 3
Pixel Digitization Rate up to 425kps
Full Frame Download ~ 10 seconds
System Specifications:
Cooling - standard Single Stage Thermoelectric,
Active Fan, Water Assist
-40 C from Ambient Typical
with water, -30 C w/air only
Temperature Regulation ±0.1°C
Power 5VDC at 1.5 amps,
+/-12VDC at 0.5 amps,
power supply included
Computer Interface USB 1.1
Computer Compatibility Windows 98/2000/Me/XP
Mac OS-X / Vista 32 bit
Guiding Self-Guiding with built-in TC-237
or Optional Remote Guide
Head (external TC-237 CCD)
Physical Dimensions:
Optical Head 5 inches diameter x 3 inches
12.5 cm diameter x 7.5 deep
CPU All electronics integrated into
Optical Head, No CPU
Mounting T-Thread,
2" nosepieces included
Weight Approx. 2 pounds/0.9kg
Backfocus 0.92 inches / 2.3 cm
以前看书学天文,后来用望远镜学习天文,现在用纸笔想象天文!