L-BCC074 30 mm Dia. Double-Concave Lens; EFL=-200mm Uncoated

The L-BCC074 is a 30 mm diameter Double-Concave Spherical Lens, sourced from the renowned optical vendor, Ross Optical. This lens is designed with a base shape of a circle and features a significant double-concave geometry, characterized by its inner radius of 0 and outer radius of 0. The lens's thickness at the edge is 3.1 mm, while the center thickness measures 2 mm.

The lens boasts an effective focal length (EFL) of -200mm, making it suitable for applications that require strong negative magnification. The first radius of curvature (R1) is -207.2467695, and the second radius of curvature (R2) is 207.2467695, further emphasizing its double-concave nature.

This lens is fabricated from the high-quality material N-BK7 Schott, a borosilicate crown glass known for its excellent optical properties, including low dispersion and high transmission in the visible spectrum. The wavelength for this lens is 587.6 nm.

Please note that this lens is uncoated. Coatings can be applied to enhance the lens's performance, such as improving its durability, reducing surface reflections, or increasing its transmission in specific wavelength ranges. However, this particular lens does not include any coatings.

For more information about this lens, including its availability and pricing, please refer to the provided weblink, which is valid and indicates that the lens is in stock.