49-852 25.4mm Dia. x 88.9mm FL; Plano-Convex Lens Uncoated

The 49-852 is a Plano-Convex lens with a diameter of 25.4mm and a focal length of 88.9mm, sourced from the reputable optical components vendor, Edmund Optics. This lens is uncoated, offering a simple, cost-effective solution for various optical applications.

The lens's geometry is characterized by its base shape, which is circular, and its thickness. The edge thickness measures 2.21mm, while the center thickness is 4mm, providing a robust structure suitable for many optical systems. The effective focal length (EFL) is 88.9mm, contributing to the lens's focusing capabilities.

The 49-852 lens is made of N-BK7 Schott glass, a popular material in the optical industry due to its excellent optical properties and versatility. The lens's shape is spherical, with a radius of curvature (R1) of 45.94mm, and a back focal length (BFL) of 86.26mm. The inner and outer radii are both 0mm, indicating a uniform curvature throughout the lens.

This lens is designed to work with a wavelength of 587.6nm, making it suitable for applications that utilize this wavelength, such as specific types of lasers or light-based sensors. The uncoated feature of this lens provides a basic optical surface without any additional anti-reflective or protective coatings, which may be desired in certain applications where simplicity and cost-effectiveness are prioritized.