|
Feature |
Model 504s |
Model 504ws |
|
|
|
Standard CCD Image Sensor |
KAF-0402ME |
KAF-0402ME |
|
Shutter |
Mechanical, exposure range: 0.03 seconds to 240 minutes |
|
Internal Color Filter Wheel |
No |
Yes - 5 Position, 1.25" std filters |
|
|
|
Camera Body Configuration |
Medium
Enclosure |
 |
Full
Enclosure |
 |
|
Dimensions |
W4.45” x H4.45” x D2.00”
(add 0.23" for T-Mount) |
W4.45” x H4.45” x D2.50”
(add 0.23" for T-Mount) |
|
Weight, without Nosepiece |
34 oz. / 950g |
40 oz. / 1120g |
Optical Back Focus
(without Filters in path) |
0.90" with T mounting adapter
0.68" with C mounting adapter
0.68" w/o mounting adapter |
1.40" with T mounting adapter
1.18" with C mounting adapter
1.18" w/o mounting adapter |
|
|
|
Thermoelectric CCD Cooling |
Temperature regulation +/- 0.1°C, @ 0°C to -40°C CCD temperature |
|
In free air, Fans @ Full Speed |
Typically 38°C below ambient air with 85% cooling power |
|
With Opt Liquid Cooling - Fans Off |
Typically 45°C below circulating liquid with 85% cooling power
(adds 0.75" to camera depth) |
|
Cooling Fan Control |
Intelligent, user configurable |
|
|
|
Camera Gain |
2.6 electrons per ADU |
|
Digital Resolution |
16 bits |
|
Total System Read Noise |
Typically <15 electrons RMS (CCD specification limited) |
|
Pixel Dark Current |
<1.0 electron per second at 0°C
<0.1 electron per second at -25°C |
|
Full Image Read and Download Time |
Typically <1 second (host computer dependent) |
|
Binning Modes |
Symmetrical on-chip 2x2 and 3x3, user selectable |
|
|
|
Status and Notification |
User configurable multi-color LED status indicator and multifunction
audible beeper. Over-temperature and high/low voltage alarms. |
|
Power Consumption |
12v, 1.5A (18 watts) at max cooling, max fans and filter moving
(25 AC watts max with included 90-240V AC power supply) |
|
Operating Environment |
Temperature: -20°C to 30°C, Humidity: 10% to 90% non-condensing |
|
Computer Connectivity |
USB 2.0 (USB 1.1 compatible) |
|
Other Ports |
Optically isolated 4 channel control port for telescope guiding
or other application specific control |
|
|
|
T Mounting Adapter |
Standard adapter - T-Thread, 42mm x .75mm |
C Mounting Adapter
(1" x 32TPI) |
Optional, C-Mount lens focus
compatible (17.5mm backfocus) |
Optional, for non-lens adapters and
accessories (standard C-Mount lens
does not reach focus) |
|
Nosepiece |
Standard, T-Adapter to 2" nosepiece
Optional, T-Adapter to 1.25" nosepiece |