The 89-022 is a Plano-Convex spherical lens, characterized by its circular base shape and a diameter of 20.0mm. This lens is designed with a long focal length of 25.0mm, making it suitable for a variety of applications that require precise focusing. The lens has a thickness of 1.26mm at the edge and 4.0mm at the center, providing a balanced structure for efficient light transmission.
The lens is made from n-sf11 Schott, a high-index glass material known for its excellent optical properties. This material is particularly suitable for use in the infrared region, making this lens an ideal choice for applications involving 785nm wavelengths.
The 89-022 is equipped with a V-coat laser coating on both the front and back surfaces. This coating, specifically designed for 785nm, enhances the lens's performance by reducing surface reflections and improving transmission. The coating ensures high-quality performance, making this lens a reliable choice for laser applications.
This item is available from Edmund Optics and is currently in stock, according to the vendor's website. For more information, including pricing and availability, please refer to the provided weblink.