optical prism

Specification ( prism ): 1)Material:BK7 2)Opticalhomogeneity: 3)Birefringence: 4)Coefficientoflightabsorption: 5)Fringeclasses:1C 6)Bubbleclasses(q):3C 7)Diameter:Φ4.2mm±0.04 8)Centrethickness(t): 9)Edgethickness(d): 10)Focallength(f'): 12)Curvatureradius(R): 13)Smoothfinish(B):60-40 14)Clearaperture(N):0 4 15)Irregularaperture(ΔN):0.5 16)Centeringerror(C): 17)Effectiveaperture(D0): 18)chamfer:protective chamfer 19)Metallic-membraneplating: 20)Dimensiontolerance:±0.1mm 21)Angletolerance:±3'arc 22)Flatness:λ/4 ©632.8nm 23)PyramidalError:<3arcminutes 24)Perpendicularity:<15arcminutes We can supply various kinds of prism,such as wedge prism/roof prism/dove prism/penta prism. We are a professional manufacturer of optical prism and lens products,have a group specializing in the design and manufacture.The optical prism and lens products can be produced for different types of microscopes/a camera/binoculars manufactures,such as matching at the same time my plant with a foreign trade company co-production of high-speed polishing products. If your are interested inour prisms,please don't hesitate to contact us.It's a great pleasure to establish a happy and successful business relationship with you in a long term.We believe that through our effort,We'll become your reliable supplier and best cooperator of your business.