Product Name: RS-6r30p Optical Retinoscopy Rack Lens Model NO.: RS-6R30P Certification: CE Lenses Color: Red and Black Material: Optical Glass Shape: Single-lens Transmittance: >95% Usage: Optical Trademark: RS Transport Package: Wood Specification: CE, ISO9001 Origin: China HS Code: 90185000 Product Description Optical Retinoscopy Rack LensRS-6R30PTechnical DataSpecifications Brand New Retinoscopy Rack / Skiascopy Set.Thisis one of the most professional Retinoscopy Rack in the market. Thelenses are glass, and the racks are made of hard plastic constructionwhich come in the wood case you see pictured. The wood case measuresapproximately 5" X 13" X 2 1/2". These lens bars are not only greatlooking but allows you to make a quick refraction when used inconjunction with your retinoscopy.Specifications:Content: Six (6) plastic racks with a total of 42 pieces lenses+ (Black) 0.50, 1.00, 1.50, 2.00, 2.50+ (Black) 3.00, 3.50, 4.00, 4.50, 5.00+ (Black) 6.00, 7.00, 8.00, 9.00, 10.00- (white) 0.50, 1.00, 1.50, 2.00, 2.50- (white) 3.00, 3.50, 4.00, 4.50, 5.00- (white) 6.00, 7.00, 8.00, 9.00, 10.00PictureAll the models