In optics (especially telescopes), the coma (/ˈkoʊmə/), or comatic aberration, in an optical system refers to aberration inherent to certain optical designs...

Suicideboys The Coma: Cutting Class, a 2015 horror video game Coma (cometary), the diffuse portion of a comet Coma (optics), the comatic aberration Coma Cluster...

to water coming off the comet remained constant for several months. Coma (optics) Comet nucleus Extraterrestrial atmospheres Combi, Michael R.; Harris...

In geometric optics, distortion is a deviation from rectilinear projection; a projection in which straight lines in a scene remain straight in an image...

hyperbolic secondary mirror designed to eliminate off-axis optical errors (coma). The RCT has a wider field of view free of optical errors compared to a...

Adaptive optics (AO) is a technique of precisely deforming a mirror in order to compensate for light distortion. It is used in astronomical telescopes...

in turn improved upon by Alhazen (Book of Optics, 11th century). The Arabic translation of Ptolemy's Optics became available in Latin translation in the...

increasingly serious coma for visual or photographic use. Low focal ratio primary mirrors can be combined with lenses that correct for coma to increase image...

In optics, aberration is a property of optical systems, such as lenses, that causes light to be spread out over some region of space rather than focused...

diagram Color–flavor locking Colossal magnetoresistance Columnar phase Coma (optics) Combination tone Combinatorics and physics Combined RF trap Combined...

telescopes, corrected for spherical aberration, coma, astigmatism, and field curvature". Applied Optics. 11 (12): 2986–2987. Bibcode:1972ApOpt..11.2986K...

changes to the optical surfaces in design they call "Advanced Coma-Free optics" (ACF Optics). Past production sites include 16542 Millikan Avenue in Irvine...

In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes the range of angles over which the system can...

Maksutovs optics can be used in Newtonian configurations that have minimal aberration over a wide field of view, with one-fourth the coma of a similar...

Fourier optics is the study of classical optics using Fourier transforms (FTs), in which the waveform being considered is regarded as made up of a combination...

Jena. Carl Zeiss is one of the oldest existing optics manufacturers in the world. Carl Zeiss opened an optics workshop in Jena in 1846. By 1847 he was making...

aberrations. The best-known aberrations include spherical aberration and coma. However, there may be more complex sources of aberrations such as in a large...

to avoid reflections, as well as absorb certain colors. Active optics Adaptive optics ASCOM EQMod INDI PLate OPtimizer Versatile Real-Time Executive Observatory...

less coma and diffraction effects than a Newtonian telescope with a parabolic mirror (which is free of spherical aberration but not free of coma) and...

image-forming optics. The idea that curved mirrors behave like lenses dates back at least to Alhazen's 11th century treatise on optics, works that had...

An aplanatic lens is a lens that is free of both spherical and coma aberrations. Aplanatic lenses can be made by combining two or three lens elements....

now called the LX200R (later renamed LX200-ACF). The revised optics are called advanced coma free (ACF) after a lawsuit by Star Instruments and RC Optical...

The Corrective Optics Space Telescope Axial Replacement (COSTAR) is an optical correction instrument designed and built by NASA. It was created to correct...

While he is in a coma, Tony has a long dream-like experience that is woven through the episode. Tony awakens as a precision optics salesman, without...

lenses have extremely high optical aberration, including large amounts of coma and field curvature compared to conventional lenses. Ball lenses or "lensballs"...

first time the composition of the lenses based on optical laws, whereas optics before had previously been ground and polished according to experience....

H.; Hainaut, O. R.; Le Mignant, D. (1999). "Adaptive optics observations of the innermost coma of C/1995 O1. Are there a "Hale" and a "Bopp" in comet...

{\displaystyle \alpha _{o}^{3}} , which corresponds to the coma aberration. Using the framework of Fourier optics, we may easily explain the significance of the Abbe...

reflects the light back down through a hole in the primary. Folding the optics makes this a compact design. On smaller telescopes, and camera lenses, the...

take advantage of the improved spatial resolution provided by adaptive optics, offering diffraction-limited performance in specific configurations. MUSE...