our factory produce quality hot tempered or un-tempered glass covers & various dichroic glass filters for reflector halogen lamps, lightings or for your project purposes. we produce color filters as red, green, yellow, blue, violet, pink, etc.. color corrected filters from 2700 kelvin to 10,000 kelvin. we also produce hot mirrors, ir or uv device filters, etc. oem / odm products are available. details please visit our url or contact us by e-mail.