CVI multi Order Waveplate 1/2 wave 527nm 1/2″ dia. QWPM-527-05-2

CVI 1/2 multi-order wave plate for 527nm, 1/2″ dia. wave plate.I have two of these. One box I opened and is brand new, the other has been opened but looks fine.1st sold will be the new one. Coherent part # 709-4526 Catalog Specs.:Surface quality: 10-5 scratch/digParallelism: < 0.5 arc secondsRetardation tolerance: wave/200 -wave/500 23*C typicalTransmitted Wavefront distortion: wave/10 @ 633nmDamage threshold: 10J/cm2, 20ns, 20Hz; 500kW/cm2, CW@1064nm AR coating R< 0.25% per surface I combine ship to save on shipping.

Ballast Weight Scale Weight Unique Precision Industries 360 grams TLT2037316-13

* Weight * Ballast Weight ~ Scale WeightUnique Precision Industries ~ Temecula, CA360 gramsgold/brass in color unsure of material has the threaded middle piece and a clipTLT2037316-13 REV Dunsure if new or used, great conditionsee photos for best description Thanks for looking * Please ask if you have questions or need more pictures Eligible for combined shipping * Ask for an invoice * Restrictions apply to first class, flat rate and international. * Delivery confirmation provided for USPS domestic, tracking provided for UPS Payment required within 7 days of purchase Iowa purchase to pay sales taxPrice is per item ~ Quantity is number available