Shenyang Yibeite Optics Co., Ltd. is based in China and lists precision optical components on Global Trade Plaza. The company offers plane convex cylindrical lenses and BK7 optical windows, both categorized as optical lenses. The plane convex cylindrical lens is specified with a dimension tolerance of +0.0/-0.1 mm, thickness tolerance of ±0.2 mm, focal length tolerance of ±1%, surface accuracy of λ/2, surface quality of 40-20, centration of 90%, and bevelling. The BK7 optical windows use K9 (Schott BK7) material with dimension tolerance of +0.0/-0.1 mm, thickness tolerance of ±0.1 mm, surface accuracy of λ/4 at 632.8 nm, surface quality of 20-10, parallelism of 90%, and bevelling. Buyers can send an enquiry through Global Trade Plaza.