12 in. Multi-Focal Telescope Systems
Nu-Tek Precision Optical Corp.Request Info
12.50” field corrected Ritchey-Chretien, multi-focal length telescopes. Assemblies include a sealed telescopic lens system with manual focal length, adjustable for F/4, F/8 & F/16 via detachable sealed refractive lens units. Design spectral bandpass: 0.42 to 0.65 microns with transmittance @ 1.10 microns. Units are nominally athermal using Zerodur mirrors and invar metering structure with a ruggedized housing for extreme temperature fluctuations.
Other custom optics and telescope systems include: Cassegrain, Dall Kirkham, A-focal Mersenne and off-axis beam expanders.
http://www.nu-tek-optics.com
/Buyers_Guide/Nu-Tek_Precision_Optical_Corp/c10554
Published: August 2012
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