Guide to Microscope Objectives
Leave a CommentIn microscopy, objectives are the components responsible for collecting light from a specimen and focusing the light rays to generate a real image. Objectives derive their name from the fact that they are the closest component to the observed object. A microscope’s revolving nosepiece, or objective turret, usually contains three to five objectives that allow […]
Guide to Spherical Lenses
Leave a CommentSpherical Lenses—also known as optical spheres—are lenses shaped in the form of a partial or complete sphere. The design of such lenses allows light passing through the edges to come to a focus at a closer distance to the center of the lenses than the light passing through the center. Types of Spherical Lenses There […]