Olympus Neo S Plan 100x Objective has working distance of 0.30mm and Numerical Aperature of 0.90. The optics are infinity-corrected to prevent overmagnification in the prism assembly. This simplifies determination of total magnification, both visually and for photomicrography. Allows super widefield observation in DIC, excellent resolution, good contrast and outstanding field flatness. Designed for inspection of small and complex integrated circuit wafers and chips. Fits Olympus BHM, BHT, PME3, PMG3, Vanox AHMT3 Series. List Price: $2,783.00.