[公告]国外用户实盘采购以下产品，谁能提供请尽快告知

[原创]国外用户实盘采购以下产品，谁能提供请尽快告知。 We have the following requirements.Pl quote your lowest prices. 1,Laser Beam Expanders Qty 3Nos for780nm Specs Input aperture 5mm or more Beam Expansion Ratio adjustable 2x to 8x Wavefront distortion , Lambda/4 AR coated for 780nm ( transmission 98% or better) Damage threshold 1W/cm2 ( CW) 2.Faraday Optical Isolators QTY 5 nos Wavelength of operation 780nm With input output polarisers Aperture size 5mm or more Isolation = 30dB Insertion Loss 0.5dB Wavefront distortion Lambda/4 AR coated for 780nm( 97% transmission) Damage Threshold 1W/cm2(CW) We are leading suppliers of lasers,optics and laser based kits,instruments,and other accessories in the world.Pl send your catalogue with price list at the following address. E-mail:faraday@china.com