Townsend, Middlesex County, Massachusetts, United States road map, satellite view, street view, terrain map, photos... Townsend, MA is situated at 42.67Â° North latitude, 71.71Â° West longitude and 91 meters elevation above the sea level.
Time of Flight. The simplest way to think about âtime of flightâ laser scanning is to look approach it as nothing more than a laser range finder. I think we all understand how a laser range finder works. It basically measures a distance by shooting a laser beam out to an object and measuring how long it takes that laser beam to bounce back.
Lasers are a key part of operating a Digital Video Disc (DVD). Lasers are used to perform LASIK eye surgery. During laser eye surgery, the stroma, from the middle of the cornea, is reshaped. Laser printer. A laser cutter is used to cut a sheet of metal. A laser light show. Lasers are used for an amazing variety of things, including facial surgery.