Fresnel Technologies, Inc Polymer Aspheric Lenses - Coated (pack Of 10)

US $34.50

  • Vancouver, Washington, United States
  • Jan 30th
 A pack of (10)  Part number Effective focal length Back focal length f/# Center thickness Edge thickness ASP-PCX-1.0-2.0P-PMMA 2.0" (50.8mm) 1.82" (46.2mm) 2 0.274" (6.95mm) 0.157" (4.0mm)     The lenses are named as follows: ASP [asphere] - PCX [plano-convex] - 0.5 [inch mount size] - 0.5P [inch focal length, positive] -PMMA [material] Fresnel Technologies, Inc polymer aspheric lenses The lenses are designed for use at conjugates of infinity and the focal length, and with a relatively narrow field of view. The lenses are coated with near infrared antireflection (AR) at 850nm. The lenses are designed to fit a variety of stock lens mounts. Examples include Edmund Optics' Metric Optics Mounts, parts 56-761 and 54-981, and ThorLabs' ?0.5" and ?1.0" lens mounts, parts LMR05 and LMR1. Mounting dimensions for PCX lenses: OD Outer diameter CA Clear aperture CT Center thickness ET Edge thickness EFL Effective focal length BFL Back focal length 1" (25.4mm) outer diameter (OD) lenses all have a clear aperture (CA) of 0.940" (23.9mm). Lenses are made from acrylic (PMMA), with index n=1.49 and Abbe number=61.4, and exhibit low birefringence. Typical surface figure tolerance is <3µm P-V, mostly power. Typical surface finish is <5nm RMS. Centering is held to <50µm. for more detail information please refer to http://www.fresneltech.com/aspheres.html a few samples are available upon serious requests. this product will be packed for ESD safety and shipped USPS Priority Mail. No International shipping. any questions about this product please email and I will try and answer.  Seller is not responsible for Sales Tax...check your State for requirements for reporting purchase
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 Fresnel
Country/Region of Manufacture Unknown

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