Aspherical Lens

Aspherical lens
glass 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 pyrex
diameter range 10-300 mm
diameter tolerance +0.00-0.15 mm
center thickness +-0.5%
focus +-7%
aspheric lens face form checked by caliper
surface finish: processing surface x: λ2; y: 2λ
 
standard products:
part no. material efl od1 od2 ct et
tca101 b270 18.51 24   10.4 1.54
tca102 pyrex 37.1 50   23 2.5
tca103 pyrex 36.4 52   24 2
tca104 b270 74.47 35 30.68 10.05 2.3
tca105 pyrex 48 50   19 2
tca106 pyrex 61.78 68.5   24.12 2
tca107 b270 6.25 6.5   2.679 0.942
tca108 pyrex 126.57 75   14.25 2.8
tca109 b270 190.1 80   15.24 3.8
 
note: other size, material and coatings are available upon request.