Feature |
Model RS 4.2i |
Model RS 4.2s |
Model RS 4.2ws(-8) |
|
CCD Image Sensor |
KAI-04022 |
Electronic Shutter |
100μsec to 240 minutes |
100μsec to 240 minutes |
100μsec to 240 minutes |
Mechanical Shutter |
No |
Yes |
Yes |
Internal Color Filter Wheel |
No |
No |
ws - 5-Position CFW
ws-8 - 8-position CFW
Holds 1.25" or opt. 31mm filters |
|
Camera Body Configuration |
Slim
Enclosure |
|
Medium
Enclosure |
|
Full
Enclosure |
|
Dimensions |
W4.45” x H4.45” x D1.68”
(add 0.225" for T-Mount) |
W4.45” x H4.45” x D2.00”
(add 0.225" for T-Mount) |
5-pos, W4.45” x H4.45” x D2.50”
8-pos, W5.86” x H5.56” x D2.50”
(add 0.225" for T-Mount) |
Weight, without Nosepiece |
26 oz. / 740g |
34 oz. / 950g |
5-pos, 40 oz. / 1130g
8-pos, 51 oz. / 1450g |
Optical Back Focus
(w/o Filters in path) |
0.58" w/ T-mount adapter
0.68" w/ C-mount adapter
0.35" w/ no adapter |
0.90" w/ T-mount adapter
0.68" w/ C-mount adapter
0.68" w/ no adapter |
1.40" w/ T-mount adapter
1.18" w/ C-mount adapter
1.18" w/ no adapter |
|
Thermoelectric CCD Cooling |
Temperature regulation +/- 0.1°C, @ 0°C to -40°C CCD temperature |
In free air,
Fans @ Full Speed |
Typically 45°C below ambient air with 85% cooling power |
With Opt Liquid Cooling - Fans Off |
Typically 52°C below circulating liquid with 85% cooling power
(adds 0.75" to camera depth) |
Cooling Fan Control |
Intelligent, user configurable |
|
Read Rate |
User Selectable High Quality mode at 800KHz, High Speed mode at 8MHz |
Camera Gain |
User Selectable High Gain 0.7 e-/ADU (default), Low Gain 1.5 e-/ADU |
Digital Resolution |
16 bits (both High Quality and High Speed mode) |
Total System Read Noise |
Typically <8 electrons RMS (CCD specification limited) in High Quality mode
Typically <16 electrons RMS (CCD specification limited) in High Speed mode |
Pixel Dark Current |
<0.01 electron per second at -10°C |
Full Image Read and Download Time |
Typically <7 second (host computer dependent) in High Quality Mode (800KHz)
Typically 0.7 second (host computer dependent) in High Speed Mode (8MHz)
Image download times will be reduced with binning and/or subframe (ROI) |
Binning Modes |
Symmetrical and Asymmetrical binning up to 9 pixels horizonally or vertically |
|
Status and Notification |
User configurable multi-color LED status indicator and multifunction
audible beeper. Over-temperature and high/low voltage alarms. |
Power Consumption |
12v, 2A (24 watts) at max cooling, max fans and filter moving
(25 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 High Speed (USB 1.1 compatible) |
Other Ports |
Optically isolated 4 channel control port with low latency input and output shutter triggers (See API Reference Manual for details) |
|
T Mounting Adapter |
Standard - T-Thread, 42mm x .75mm pitch - Supports Canon EOS and Nikon F-mount lenses |
C Mounting Adapter
(1" x 32TPI)
(Not recommeded for 540i)
|
Optional, C-Mount (Type I) lens focus compatible
(17.5mm backfocus) |
Optional, C-Mount (Type II) lens focus compatible
(17.5mm backfocus) |
Optional, for non-lens adapters and accessories
(standard C-Mount lens does not reach focus at infinity) |
Nosepiece |
Standard, T-Adapter to 2" nosepiece
Optional, T-Adapter to 1.25" nosepiece |