This is a 1X C-mount adapter for Leica microscopes, made of stainless steel. The lens adapts C-mount cameras with sensors in the 1" class, to Leica DM series microscopes. Need back order - it may take two weeks for delivery.Features & Specifications :Power: 1XSensor Compatibility: ~1"Compatibility: Leica DM Series MicroscopesCamera Mount: C-mount(1" / 25.4mm diameter)Manufactured under ISO 9001 Quality Control StandardsWarranty: 1 Year