Astro-Physics
Encyclopedia
Note: This article is about the telescope maker. For the scientific discipline, see astrophysics
.
Astro-Physics, Inc., a manufacturer of amateur telescopes
, mounts
, and accessories, was founded by Roland Christen in 1975, and is noted for their line of apochromat
ic refractors
.
Astrophysics
Astrophysics is the branch of astronomy that deals with the physics of the universe, including the physical properties of celestial objects, as well as their interactions and behavior...
.
Astro-Physics, Inc., a manufacturer of amateur telescopes
Optical telescope
An optical telescope is a telescope which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum for directly viewing a magnified image for making a photograph, or collecting data through electronic image sensors....
, mounts
Telescope mount
A telescope mount is a mechanical structure which supports a telescope. Telescope mounts are designed to support the mass of the telescope and allow for accurate pointing of the instrument...
, and accessories, was founded by Roland Christen in 1975, and is noted for their line of apochromat
Apochromat
An apochromat, or apochromatic lens , is a photographic or other lens that has better correction of chromatic and spherical aberration than the much more common achromat lenses.-Explanation:...
ic refractors
Refracting telescope
A refracting or refractor telescope is a type of optical telescope that uses a lens as its objective to form an image . The refracting telescope design was originally used in spy glasses and astronomical telescopes but is also used for long focus camera lenses...
.