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Main Features
- PC- and Windows-based, modularized system
- Real-time, synchronized stereoscopic video
capture, display, and recording with 2 plug-in digital video recorders
and video capture boards (up to broadcast-quality video)
- Glasses-less autostereoscopic display
- In-situ camera calibration
- Compatible with ROV and/or diver
operations
- On-line display of recorded still images ·
- On-line and on-demand 3-D measurement ·
- Compact underwater cameras with a 550-m depth
capability (larger depths optional)
- NTSC or PAL video format Color cameras equipped
with auto-iris for low-light environments
- Images are imprinted with SMPTE time code
- Simple in-situ camera calibration algorithms
transforming a coplanar checkerboard into a virtual 3-D calibration
target
- Options for pre- or post-camera calibration
- Audio signals and video images stored
simul-taneously on fast and large-capacity hard drives for
near-real-time image retrieval
- Images are readily available in TIF, BMP, and
other popular image formats
- Optimum range 1 to 5 m (range adjustable)
- Coefficient of variation is less than 5% over
the entire range between 2.2 m to 3.8 m
- Compact & lightweight underwater cameras
designed for diver or ROV operations
- Nonlinear editing software available
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Advantages of Underwater SIMS
- Real-time stereoscopic display
of underwater scenes to facilitate depth segregation and
object recognition
- Increase ROV maneuverability and navigation
safety
- Enhance capability for underwater search and
rescue
- Quantitication of underwater survey,
construction, and inspection as well as for scientific and engineering
research
Comparison
of Measured And Actual Distances between Markers on Fish Silhouette (Avoid angles beyond ±60°)
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