paraboloid condenser
1paraboloid condenser — a special type of condenser for illuminating a specimen in darkfield microscopy …
2condenser — 1. An apparatus for cooling a gas to a liquid, or a liquid to a solid. 2. In dentistry, a manual or powered instrument used for packing a plastic or unset material into a cavity of a tooth; …
3analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
4photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
