focal distance (
121Olympus PEN E-P3 — Type Micro Four Thirds, interchangeable lens camera …
122Achromatic condenser — Condenser Con*dens er, n. 1. One who, or that which, condenses. [1913 Webster] 2. (Physic) (a) An instrument for condensing air or other elastic fluids, consisting of a cylinder having a movable piston to force the air into a receiver, and a… …
123Bull's-eye — Condenser Con*dens er, n. 1. One who, or that which, condenses. [1913 Webster] 2. (Physic) (a) An instrument for condensing air or other elastic fluids, consisting of a cylinder having a movable piston to force the air into a receiver, and a… …
124Bull's-eye condenser — Condenser Con*dens er, n. 1. One who, or that which, condenses. [1913 Webster] 2. (Physic) (a) An instrument for condensing air or other elastic fluids, consisting of a cylinder having a movable piston to force the air into a receiver, and a… …
125Campani's eyepiece — eyepiece eye piece eye piece eye piece , n. (Opt.) The lens, or combination of lenses, at the eye end of a microscope, telescope or other optical instrument, through which the image formed by the mirror or object glass is viewed. Syn: ocular.… …
126Collimating eyepiece — eyepiece eye piece eye piece eye piece , n. (Opt.) The lens, or combination of lenses, at the eye end of a microscope, telescope or other optical instrument, through which the image formed by the mirror or object glass is viewed. Syn: ocular.… …
127Condenser — Con*dens er, n. 1. One who, or that which, condenses. [1913 Webster] 2. (Physic) (a) An instrument for condensing air or other elastic fluids, consisting of a cylinder having a movable piston to force the air into a receiver, and a valve to… …
128Erecting eyepiece — eyepiece eye piece eye piece eye piece , n. (Opt.) The lens, or combination of lenses, at the eye end of a microscope, telescope or other optical instrument, through which the image formed by the mirror or object glass is viewed. Syn: ocular.… …