Model No.:
Product Origin:China
Brand Name:JadeTech
Price Terms:FCA Shanghai, CIP
Payment Terms:T/T
Certification:
Description:Product Name: Double-Concave Lens (DCV)Place of Origin: ChinaSizes and coatings are available upon your request. You could send us your specifications or drawings. We will be happy to return a quotation ASAP as the average response time is within 24 hours. Meanwhile our optical designers are always available to assist with your special needs, and our factories in China are ready to meet your quantity requirements. Specifications: 1) Material: as requested 2) Design wavelength: as requested 3) Diameter tolerance: +0.0, -0.15mm 4) Paraxial focal length: ±2% 5) Centering tolerance: 3 arc minutes, or as requested 6) Clear aperture:>80% 7) Surface figure: up to λ/4, or as requested 8) Surface quality: 60 - 40 scratch and dig, or as requested 9) Bevel: 0.25mm x 45