
Product Specifications
Made of two blocks of translucent material with dimensions 25 x 20 x 12.5 mm, separated by a sheet of opaque material. Mounted on a base, with window for viewing. Fitted on a stem length 75 mm, on stand. When two sides of the blocks are exposed to uneven illumination, the block shows difference in color.
Company Information
Ask for more detail from the seller
Contact Supplier