114-0234E 25.4 mm Dia. x -400 mm FL; Uncoated; Double-Concave Lens

The 114-0234E is a high-quality double-concave lens, sourced from the reputable optical components manufacturer, EKSMA Optics. This lens is designed with a base shape of a circle and features a concave-concave design, making it ideal for a wide range of applications.

The lens boasts a diameter of 25.4 mm and a center thickness of 3.2 mm, with the edge thickness measuring 3.6 mm. The effective focal length (EFL) of this lens is -400 mm, indicating its double-concave nature. The first radius of curvature (R1) is -415.5 mm, while the second radius of curvature (R2) is 415.5 mm, further emphasizing its concave-concave structure.

The lens is crafted from the renowned material, n-BK7 Schott, a borosilicate crown glass known for its excellent optical properties. The wavelength for this lens is 546 nm. The lens does not come with any coating, offering users the flexibility to apply the coating that best suits their specific needs.

This lens is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website provided in the weblinks section.