Older Convex Heat Absorbing Condenser Lens Assembly

US $1700

  • Derry, New Hampshire, United States
  • Jun 6th
Check out my other items!HERE'S AN UNUSUAL OLDER 2-ELEMENT OPTICAL LENS ASSEMBLY CONTAINING HEAT ABSORBING GLASS LENS ELEMENTS. THE FAINT, HARD TO READ PRINTED LABEL IS AS FOLLOWS: " HEAT ABSORBER GLASS - CONVEX CONDENSER ". ORIGINAL FUNCTION IS UNKNOWN. POSSIBLY WITH USE WITH LAB LASERS, OR OTHER OPTICAL CONDITIONS WHERE HEAT DISSIPATION IS REQUIRED. THIS ASSEMBLY MAY REQUIRE REMOVAL OF THE LENSES FOR CLEANING, RE-SEATING. WE'LL ALLOW THE EXPERTS TO PERFORM THAT SERVICE.tHE FOCAL LENGTH APPEARS TO BE APPROX. 3 INCHES AS MEASURED NEXT TO A SURFACE WITH IMAGE PROJECTED. OVERALL OUTSIDE DIAMETER OF THE HOUSING IS 5-3/8 IN. THICKNESS: 3 IN. MANY POSSIBILITIES FOR YOUR OPTICAL BENCH, EXPERIMENTS, ETC. The Shipping Weight is 4 lbs. ( rounded up ) with shipping cost of $8.99 anywhere in the U.S. via USPS. Most International Destinations ship for a range of $38.90 - $49.90 via USPS First Class International. DO NOT RELY upon the ebay "Shipping Cost Calculator", as it often in error and does not factor in package size and other factors. Please email for a firm shipping quote to you BEFORE PURCHASE! NOTE: Delivery Confirmation ( Tracking Service) is not available with First Class International. Upgrade to USPS Priority Mail / Express (at additional shipping cost) is necessary to obtain Tracking Service. Go to USPS.com to obtain information regarding availability of Tracking within your country.

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