LC1054-C N-BK7 Plano-Concave Lens; Dia:0.5 in; f=-25.0 mm ARC 1050-1700nm

The LC1054-C is a plano-concave lens with a diameter of 0.5 inches and a focal length of -25.0 mm. This lens is sourced from Thorlabs, a reputable vendor known for its high-quality optical components. The lens is made of N-BK7, a popular glass type in the optical industry due to its excellent optical properties and wide transparency range.

The LC1054-C features a spherical shape, with a radius of curvature of -12.9 mm for the concave surface. The lens has a central thickness of 3 mm and an edge thickness of 4.7 mm. The back focal length is -27 mm, and the effective focal length is -25 mm. The lens is designed to work with a wavelength of 587.6 nm.

The lens comes with anti-reflection coatings on both the front and back surfaces. These coatings, designated as "tho c bbar," are optimized for the ARC 1050-1700nm range, ensuring high transmission and minimal reflection. The lens is currently in stock and the web link provided leads to its product page on Thorlabs' website.