An arrangement of three Cymbella cuspidata. Currently regarded as a synonym of Cymbopleura cuspidata. Prepared by J Tempère. Olympus BHB microscope using 450nm LED light. 63x Leitz Pl Apo 1.4 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, oblique lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 10 images stacked in Zerene (Pmax). Low contrast image, but the oblique lighting really helped, with plenty of detail visible on the top right diatom.