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An arrangement of three Arachnoidiscus ehrenbergii. Prepared by Watson and Sons Ltd. Mounted in Styrax. Olympus BHB microscope using 450nm LED light. 10x Nikon Plan Apo NA 0.45 objective. Olympus Aplanat Achromat condenser, very oblique lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. Single image, no stacking.