BSW20R 25 x 36 mm 50:50 UVFS Plate Beamsplitter; Coating: 250-450nm; t=1 mm

The BSW20R is a high-quality Beam Splitter from Thorlabs, designed with a Sub Type of Thin BS and a Base Shape of Rectangular. It boasts a width of 36 mm and a height of 25 mm, with a thickness of 1 mm, making it a versatile and compact option for various optical applications.

This Beam Splitter is made from UVFS material, specifically identified as UVFS Mal- 1965 in the item data. It is designed to operate at a wavelength of 633 nm, and its coating is a crucial aspect of its functionality. The front coating is 'tho 50 uv bs 250-450', and the back coating is 'tho uvfs uv bbar'. These coatings are specifically designed to optimize the Beam Splitter's performance within the specified UV range.

The BSW20R features a Thin Lens shape and offers a 50:50 beam split, meaning it evenly divides incoming light beams into reflected and transmitted components. This 50:50 split is reflected in its physical data, where the beam reflection and transmission are both 0.5.

The item data indicates that this Beam Splitter is currently in stock and available for immediate purchase. For more detailed information, including technical drawings and performance data, please refer to the vendor's website, linked in the item data.