Both fisheye and wide-angle lenses are used in situations that need a wide field of vision. Either one provides an extensive visual angle. So, what distinguishes one from the other?
Both fisheye and wide-angle lenses are used in situations that need a wide field of vision. Either one provides an extensive visual angle. So, what distinguishes one from the other?
An optical drawing is a detailed plan that allows us to manufacture optical components according to a design and given specifications. When optical designers and engineers come up with a design, they condense it in an optical drawing that can be understood by manufacturers anywhere.