0 Talk Ocular Edit History Ocular means related to the eye. It is used as a technical term for an eyepiece or eyepiece lens. Glossary Terms Read more A brilliant finder is a simple finder designed to be viewed from above, usually formed of a... Brilliant finder A filter is an optical device that can be added to the optical system of a camera. It consists... Filter The viewfinder is an essential part of most cameras for previewing what might be the image after... Viewfinder Related Categories Categories: Camera parts | Glossary Add category