Edmund Optics Techspec Mgf2 Coated 12.5mm X 20mm Lens Nib

US $40.00

  • Crow Agency, Montana, United States
  • Feb 15th
 Up for auction is an Edmund optics 12.5mm Dia. x 20mm FL, MgF2 Coated, Achromatic Doublet Len.  These are brand new in a sealed package. Please ask any questions before bidding. Diameter (mm) 12.50 Diameter Tolerance (mm) +0.00/-0.10 Clear Aperture CA (mm) 11.50 Effective Focal Length EFL (mm) 20.0 Back Focal Length BFL (mm) 16.45 Focal Length Tolerance (%) ±2 Edge Thickness ET (mm) 4.62 Center Thickness CT 1 (mm) 5.25 Center Thickness CT 2 (mm) 1.10 Center Thickness Tolerance (mm) ±0.2 Centering (arcminutes) 3 - 5 Radius R1 (mm) 13.98 Radius R2 (mm) -9.35 Radius R3 (mm) -76.14 Surface Quality 40 - 20 Bevel Protective bevel as needed Substrate S-BaH11 / N-SF10 Coating Specification Ravg
Condition:
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...
Brand edmund optic

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