Tian Cheng Optics Co Ltd

Changchun, China

Aspherical lensglass aspherical lens is also called condenser lens, mainly applicable for stage lighting, optical lighting system, etc. We bring in hot briquetting technology from japan, with volume production ability, including aspherical lens such as bk7 aspherical lens, b270 aspherical lens, pyrex aspherical lens which surface form error is within 100 micron.Specification:material bk7, b270 or pyrexdiameter range 10-300mmdiameter tolerance +0.00-0.15mmcenter thickness +-0.5%focus +-7%aspheric lens face form checked by calipersurface finish: processing surface x: 2; y: 2 standard products:part no. material efl od1 od2 ct ettca101 b270 18.51 24 10.4 1.54tca102 pyrex 37.1 50 23 2.5tca103 pyrex 36.4 52 24 2tca104 b270 74.47 35 30.68 10.05 2.3tca105 pyrex 48 50 19 2tca106 pyrex 61.78 68.5 24.12 2tca107 b270 6.25 6.5 2.679 0.942tca108 pyrex 126.57 75 14.25 2.8tca109 b270 190.1 80 15.24 3.8 note: other size, material and coatings are available upon request.