movable mirror

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• Mirror mount — This article is about the general subject. For mirror mounts specific to primary telescope mirrors, see Mirror support cell. Two kinematic mirror mounts, with mirrors. A mirror mount is a device that holds a mirror. In optics research, these can… …   Wikipedia

• rear-view mirror — noun A mirror that shows what is behind a vehicle • • • Main Entry: ↑rear * * * rear view mirror UK US noun [countable] [singular rear view mirror plural rear …   Useful english dictionary

• side|view mirror — «SYD VYOO», 1. a movable mirror attached at eye level outside an automobile or truck to give the driver a view of vehicles moving alongside him. 2. a mirror designed to show a side view or profile of a person …   Useful english dictionary

• One-way mirror — A one way mirror, also known as a two way mirror, one way glass, or two way glass is a mirror which is partially reflective and partially transparent. When one side of the mirror is brightly lit and the other is dark, it allows viewing from the… …   Wikipedia

• Parallax — For other uses, see Parallax (disambiguation). A simplified illustration of the parallax of an object against a distant background due to a perspective shift. When viewed from Viewpoint A , the object appears to be in front of the blue square.… …   Wikipedia

• Single-lens reflex camera — The single lens reflex (SLR) camera uses an automatic moving mirror system which permits the photographer to see exactly what will be captured by the film or digital imaging system, as opposed to non SLR cameras where the view through the… …   Wikipedia

• Solar tracker — A solar tracker is a device for orienting a solar photovoltaic panel or concentrating solar reflector or lens toward the sun. The sun s position in the sky varies both with the seasons (elevation) and time of day as the sun moves across the sky.… …   Wikipedia

• optical interferometer — ▪ instrument       instrument for making precise measurements for beams of light of such factors as length, surface irregularities, and index of refraction. It divides a beam of light into a number of beams that travel unequal paths and whose… …   Universalium

• Fourier transform spectroscopy — is a measurement technique whereby spectra are collected based on measurements of the temporal coherence of a radiative source, using time domain measurements of the electromagnetic radiation or other type of radiation.It can be applied to a… …   Wikipedia

• Vertical-cavity surface-emitting laser — The vertical cavity surface emitting laser (VCSEL; [v ɪxl] ) is a type of semiconductor laser diode with laser beam emission perpendicular from the top surface, contrary to conventional edge emitting semiconductor lasers (also in plane lasers)… …   Wikipedia

• index glass — noun : the mirror on the index bar of a sextant or similar instrument * * * index glass, the movable mirror of a sextant, which reflects the image of the sun or other object upon the horizon glass …   Useful english dictionary