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Side scan sonar is a type of tow fish dual frequency side scan sonar with high resolution imagine. It is mainly used in detect of landform and shapes under the sea. It can be also used to find the objects under the water like vessels, torpedoes, missiles etc.
Please check at http://www.rokem.com/aton.htm or http://www.lcsonar.com/
Specifications:
• Low frequency: 100-120kHz
High frequency: 500-600kHZ
•Detecting range (100Khz): 750m each side
(500KHz): 150m each sie
• Maximum depth: 300 meters
• Normal working speed: 4-5 knots
• Lateral resolution: 10-30cm at low frequency (max)
3-4cm at high frequency (max)
• Built-in altimeter
• Working temperature: 0 – 35 Deg C