Infinity Corrected Objective Lens, 4x, 0.10 NA, 45.5 mm FL

The L-4X Infinity Corrected Objective Lens is designed with the rear conjugate at infinity and is ideal for use as an input lens in collimating applications when optimum wavefront quality is required. The L-4X is a 4X objective with a 0.10 numeric aperture, a 9.0 mm clear aperture and a focal length of 45.5 mm. It uses a standard RMS thread, 0.800-36.