This is a 40 x 65 mm rectangular Beam Splitter of the subtype Thin BS, sourced from the reputable vendor Knight Optical. The Beam Splitter is 1mm thick and features a Base Shape of a Rectangular geometry.
The material of this Beam Splitter is soda lime ru clear, and it is designed to operate at a wavelength of 588nm. The coating on the front is kni bi1, while the back is coated with kni ai1. The shape of the Beam Splitter is Thin Lens, and it has specific physical data: the beam splitter reflection is 0.5, and the beam splitter transmission is also 0.5.
This Beam Splitter is currently in stock and available for immediate purchase. For more information, you can refer to the vendor's website through the provided weblink, which has been verified to be valid and up-to-date.