Thorlabs N-BK7 A Coated Bi-Convex Optical Lens LB1909-A NEW Sealed (Best Offer!) Free_Shipping Controls: Tactile buttons (SET

Controls: Tactile buttons (SET

including a visible tear on one of the top flaps and minor wear along the edges and corners

pharmaceutical research

The internal item is new and unused within the original plastic container

The black plastic housings are clean

Thorlabs N-BK7 A Coated Bi-Convex Optical Lens LB1909-A NEW Sealed (Best Offer!) Free_Shipping Controls: Tactile buttons (SETThis optical lens provides precise light manipulation, features a bi convex design and A coating, and is suitable for various laboratory and industrial applications requiring beam shaping or focusing. Brand: Thorlabs Model: N BK7 A Coated Bi Convex Optical Lens Model Number MPN: LB1909 A Diameter: 50. 8 mm Focal Length: 500. 0 mm Material: N BK7 Coating: A Coated Lens Type: Bi Convex The item is new and unused, sealed in the original manufacturers