The 47-905 is a Plano-Concave Spherical Lens with a 12mm diameter, manufactured by Edmund Optics. This lens is designed for use within the visible light spectrum, specifically between 425-675nm. The lens features a front and back coating of EDM VIS-0 STD CURVE, providing enhanced performance and durability.
The lens has a base shape of Circular, with a center thickness of 2.2mm and an edge thickness of 4.12mm. The effective focal length (EFL) is -12mm, and the back focal length (BFL) is -13.23mm. The inner and outer radii are both 0mm, indicating a uniform curvature.
The lens is made from n-SF11 Schott, a high-index glass with excellent optical properties. This material is known for its low auto-fluorescence, making it suitable for applications where minimal background signal is critical.
The 47-905 is currently in stock and available for immediate purchase. For more information, including technical specifications and purchasing details, please refer to the provided weblink.