The KBC028AR.16 is a high-quality double-concave lens, sourced from the reputable vendor MKS/Newport. This lens is designed for use in the near-infrared (NIR) spectrum, specifically optimized for wavelengths between 650 and 1000 nanometers.
The lens features a base shape of a circle, with a diameter of 12.7 millimeters. It has a significant double-concave geometry, with a center thickness of 2.5 millimeters and an edge thickness of 5.07 millimeters. The effective focal length (EFL) of this lens is -12.5 millimeters, making it suitable for a variety of applications that require a negative focal length.
The KBC028AR.16 is made from N-BK7 Schott glass, a material known for its excellent optical properties and versatility. The lens features a new AR-16 coating on both the front and back surfaces, which is specifically designed to reduce reflection and increase transmission in the NIR spectrum.
This lens is currently in stock and available for immediate purchase. For more detailed information, including technical specifications and purchasing options, please refer to the vendor's website at https://www.newport.com/f/ar16-n-bk7-bi-concave-lenses.