Hi, we are leading plano optical component manufacturer, This is Shelly,
UPT's empolyees over 25 years experience,We support many company with competitive price and good quality guarantee .
sapphire window,Sapphire tube, sapphire wedge, sapphire lens,
If any similar requirements,Pls contact me freely, Thanks,
Best regards,
Shelly
United Photonics Technology, Inc.-ISO9001 Company