Aircraft Optical Ground Speed Indicator
Optical doppler system measuring ground speed by analyzing terrain reflection patterns from aircraft. Fits HTS 9014.20.20.00 as an optical aeronautical navigation instrument for low-altitude flight.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-optical radar or inertial types
Other aeronautical instruments without optical components use different subheading.
If laser distance measuring devices
General laser rangefinders not for aeronautical navigation classify under 9013.
If industrial speed measuring equipment
Non-aeronautical optical speed sensors go to general measuring instruments.
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Import Tips & Compliance
• FAA certification for IFR/ VFR navigation applications required
• Specify optical doppler wavelength in technical descriptions
Related Products under HTS 9014.20.20.00
Horizon Optical Scanner for Aircraft
Optical sensor scanning the horizon line to provide attitude reference for autopilot systems in commercial airliners. Classified in HTS 9014.20.20.00 for its role as an optical instrument in aeronautical navigation.
Optical Periscope for UAV Navigation
Compact optical periscope providing downward visual navigation reference for unmanned aerial vehicles during autonomous flight. Classified under HTS 9014.20.20.00 for aeronautical optical navigation appliances.
Aircraft Optical Attitude Indicator
An optical instrument used in aircraft cockpits to display the aircraft's pitch and roll angles relative to the horizon using a gyroscope and optical projection. It falls under HTS 9014.20.20.00 as an optical appliance specifically for aeronautical navigation, providing pilots with critical orientation data during flight.
Aviation Heads-Up Display (HUD) Optics
Optical projection system for fighter jets and commercial aircraft that displays navigation data like heading and altitude directly in the pilot's field of view. Classified under HTS 9014.20.20.00 as an optical navigational appliance for aeronautical use, separate from the full electronic HUD unit.
Optical Drift Meter for Spacecraft
An optical instrument measuring spacecraft velocity relative to stars by tracking star field movement, used in satellite navigation. It qualifies for HTS 9014.20.20.00 as an optical appliance for space navigation, providing essential drift rate data.
Airborne Optical Sextant
A precision optical instrument for celestial navigation in aircraft, measuring angles between celestial bodies and horizon. Falls under HTS 9014.20.20.00 as an optical aeronautical navigation appliance, traditionally used for backup positioning.