Nikon Metal Microscope Objective Lens Nikon BD Plan 40 ELWD Used. Used Nikon BD Plan 40 ELWD Objective Lens for Metallography Microscopes. This is a long working distance Plan Achromat objective lens suitable for bright field, dark field, and oblique illumination.
Designed for Optiphot metallography microscopes and similar models with a 210mm tube length. M26 thread with a 0.75 pitch. Magnification: 40x - Numerical Aperture (NA): 0.5 - 210mm tube length correction system - 45mm parfocal length - No cover glass required When mounted on an Optiphot metallography microscope, it has been confirmed to provide excellent observation images for bright field and dark field observations.Please feel free to ask any questions. We will respond within 48 hours. International Buyers - Please Note.
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