The 40329 Focusing Lens is used with the 77330 Focusing Lens Assembly. It is a 1 inch (25.4 mm) diameter, Borosilicate Crown Glass, Plano-Convex Lens with a 33 mm Focal Length. It is used for collimated beams or high magnification and has a 330 to 2200 nm wavelength range.

40329聚焦透镜与77330聚焦透镜组件一起使用。它直径1英寸(25.4毫米),硼硅酸盐皇冠玻璃,33毫米焦距的平凸透镜。它用于准直光束或高倍放大,波长范围在330至2200纳米之间。