The 112-0117E is a plano-concave lens with a diameter of 12.7 mm and a focal length of -100 mm, sourced from EKSMA Optics. This lens is spherical in shape, featuring a base shape of a circle. The geometry of the lens includes a thickness edge of 3.4 mm and a thickness center of 3 mm. The inner and outer radii are both zero, indicating a uniform curvature throughout the lens.
The lens is made from the material n-bk7 schott, a popular choice for optical applications due to its high transparency and low dispersion. The wavelength for this particular lens is 546 nm. It's important to note that the lens is uncoated, meaning it does not have any additional layers to enhance its optical properties or protect it from environmental factors.
This lens is currently in stock and more information can be found on the EKSMA Optics website. The provided weblink is valid and directs to the relevant page for this specific lens.