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   STH-MDCS3-VAR
   STH-MDCS3-VARX
   Small Vision System
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VARX image

Enlarge icon for larger image of STH-MDCS3-VARX camera  Larger STH-MDCS3-VARX

STH-MDCS3-VARX

The STH-MDCS3-VARX is for large-baseline applications (18-60 cm). It has a very rigid aluminum alloy bracket, holding two MDCS3 cameras. The STH-MDCS3-VARX incorporates a new low-noise, high-sensitivity CMOS imager.  High performance and low power in a compact package, with a simple IEEE 1394 (FireWire) interface.  Full synchronization of the two separate cameras, on a variable baseline rig.  Uncompressed video at megapixel resolution (7.5 fps) or VGA (30 fps), color or monochrome.  System includes standard lenses and SRI Small Vision System software for realtime stereo analysis.


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STH-MDCS3-VARX Features

  • Maximum resolution: 1280H x 960V pixels
  • Color and monochrome versions
  • Direct digital information from the imagers, bypasses analog noise and frame grabber jitter
  • Conforms to Digital Camera Specification version 1.30
  • Variable baseline - 18-60 cm
  • Dual-cable interface for power, data, and control
  • External synchronization - all MDCS devices on the same IEEE 1394 bus are synchronized to capture images at the same time
  • Subsampling modes (decimation) for smaller frame sizes, faster frame rates, lower noise
  • Electronic gain and exposure
  • All modes fully under user control via the IEEE 1394 bus
  • Milled solid aluminum allow body for extreme rigidity on each camera, milled aluminum bars for rigid camera mounting.
  • Accepts standard C/CS-mount lenses

STH-MDCS3-VARX Kit Contents

  • STH-MDCS3-VARX stereo head, color or monochrome
  • 4.5 mm C-mount locking lenses standard; other lenses available as options
  • Small Vision System stereo analysis software for MS Windows 2000/XP or Linux 2.4/2.6
  • 2x 2 meter IEEE 1394 6-pin to 6-pin cable
  • Hardware and Software Manuals

STH-MDCS3-VARX Requirements

  • Pentium-compatible PC (Pentium MMX, AMD K6-2 or better) running MS Windows 98SE/ME/2000/XP or Linux 2.4/2.6 kernel 
  • IEEE 1394 PCI or PCMCIA card with 2 free ports*. IEEE 1394 card must supply 2W of power through the 6-pin cable.  Most PCI cards do this. PCMCIA cards must have a separate transformer power input.

* Items are available from Videre Design, see Ordering

Imagers ½” format CMOS
1280x960 active area
Progressive scan
Color or monochrome
Digital Camera Specification Version 1.30
Formats 1280x960, 640x480
1024x768 (color only)
Center zoom mode
8 bit monochrome or Bayer color pattern
Frame Rates 3.75, 7.5, 15, 30 Hz
Max 7.5 Hz at 1280x960
Exposure 1 line time to full frame; rolling integration
Gain 0 – 18 dB
Sensitivity 2.1 V/lux-sec
S/N > 45 dB, no gain
Power < 2 W
Synchronization External: 60 us
Lens 4.5 mm F 1.4 C-mount, locking lenses included
3.5 mm and 6.0 mm lenses optional
Size Dimensions excluding lenses:
3.8 cm high x 3.8 cm deep x 66 cm long (1.5 in high x 1.5 in deep x 26 in long)
Weight 1020 g (2 lb 4 oz) without lenses
1220 g (2 lb 11 oz) with 4.5 mm lenses
Stereo Baseline 18-60 cm, 7 cm steps (7.1-23.6 in, 2.8 inch steps)
SVS software Linux kernel 2.4/2.6
MSW 2000 and XP

STH-MDCS3-VARX 1/2" Format C-mount, Locking Lenses

  • LENS-CL-3.5-1/2: 3.5 mm
  • LENS-CL-4.5-1/2: 4.5 mm
  • LENS-CL-6.0-1/2: 6.0 mm
  • LENS-CL-12.0-1/2: 12.0 mm
  • LENS-CL-4.5-12.5: 4.5-12.5 mm

STH-MDCS3-VARX Small Vision System Software

  • SVS-MSW
  • SVS-LINUX

STH-MDCS3-VARX IEEE 1394 Interface Cards

  • 1394-PCI card
  • 1394-CARDBUS (either 110 volts or 220 volts)

STH-MDCS3-VARX FireWire Cables

  • 1394-CABLE-2.0: 2 meters
  • 1394-CABLE-4.5: 4.5 meters
  • 1394-CABLE-10.0: 10 meters

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