SLB-30B-100N 30.0 mm Dia. x -99.7 mm FL; Double-Concave Lens Uncoated

The SLB-30B-100N is a high-quality double-concave lens, 30.0 mm in diameter, manufactured by OptoSigma. This lens is designed for use in a wide range of optical applications, featuring a base shape of a circle and a spherical geometry. The lens is made from n-bk7 schott material, a popular choice for its excellent optical properties and durability.

The SLB-30B-100N has a center thickness of 2 mm and an edge thickness of 4.2 mm, providing a robust structure while maintaining a sleek profile. The lens's effective focal length (EFL) is -99.7 mm, indicating its double-concave nature, which is further emphasized by its radii of curvature, r1 and r2, at -103.8 mm and 103.8 mm, respectively.

This uncoated lens is specifically designed for a wavelength of 546.1 nm, making it suitable for applications that require high transmission in the visible spectrum. The lack of coating ensures minimal reflection and scattering, allowing for maximum light transmission through the lens.

The SLB-30B-100N is currently in stock and available for immediate purchase through the OptoSigma website, linked provided for your convenience. With its superior optical performance and reliable construction, this double-concave lens is an excellent choice for various optical systems and applications.