photo-, phot-, -photic

Positive phototaxis.

Positive phototaxis.

The production of a sensation of light or color by a stimulus to another sense organ, such as of hearing, taste, or touch: When Ingrid sees light glaring on the surface of a stream, she always gets a sense of pseudophotesthesia, as if the sun were shining brightly in her face.

A photographic picture burnt in on glass or porcelain.

A reference to, or of the nature of a pyro-photograph, or of pyro-photography.

A process in which heat is used to fix a photographic picture.

The image obtained by scintiphotography.

1. Photographing the scintillations emitted by radioactive substances injected into the body; used to determine the outline and function of organs and tissues in which the radioactive substance collects or is secreted.
2. The process of obtaining a photographic recording of the distribution of an internally administered radiopharmaceutical with the use of a gamma camera.

1. Tolerant of a narrow range of light intensity.
2. Adapted to vision in reduced illumination.

The ability to adapt to comfortable vision in bright illumination

Producing a large image of a distant object.

1. A telephoto, or a picture, taken at a distance from the object.
2. A photograph transmitted and reproduced by telephotography.

1. A reference to a photograph made with a telephoto lens.
2. That which has been transmitted by telephotography.

1. The reproduction of pictures or scenes at a distance by means of an electric current as in the telegraph and telephone; telephoty; phototelegraphy.
2. The photographing of distant objects with the use of special lenses or electronic equipment.
3. The transmission and reproduction of photographs and charts and pictures over a distance.

A device concentrating sunlight onto a absorber that heats it to a high temperature.

The thermal radiation emitted by the absorber is used as the energy source for a photovoltaic cell that is designed to maximize conversion efficiency at the wavelength of the thermal radiation.