StepZoom for razor sharp. (Digest).

Armada International,  June, 2002  

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This image sequence, of a Pac3 interceptor playing tag with a Hera target missile, was taken with Questar's SZ180 telescope connected to a Cohu 8215 colour CCD camera. The equipment composes part of a suite of sensors mated to Raytheon's Sea Lite Beam Director (SLBD) located at the US Army's High Energy Laser Test Facility.

Questar's motorised StepZoom 180 is an 8:1 variable focal length lens with what the company describes as the longest focal length available in an optic of its size. The system ...

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