BK7 achromatic lens

Specification: Lens1: Material: BK7 Dimension: Ф9*2.5 R1: +10.033 R2: -33.382 Lens2: Material: BK7 Dimension: Ф8.8*2 R1: +33.382 R2: -26.998 Coating: AR@450-700nm Quantity: 2 pcs For more info, please visit http://www.betteroptics1.com