Astrophotography is a specialized type of photography that entails recording images of astronomical objects and large areas of the night sky.

Astrophotography requires very long exposure times ( sometimes an hour or more ) to record faint objects on a photographic plate.

Astrophotography has become more popular for amateurs in recent times, as relatively sophisticated equipment, such as high quality CCD cameras, has become more affordable.

Astrophotography is a large sub-discipline in amateur astronomy where it is usually used to record aesthetically pleasing images, rather than for scientific research, with a whole range of equipment and techniques dedicated to the activity.

Astrophotography is a popular hobby among photographers and amateur astronomers.

Orion Correlation Theory: The Giza pyramids ( in outline ) Superimposition | superimposed on an Astrophotography | astrophotograph of Orion's Belt.

Astrophotography and CCD imaging are also very popular.

* Capturing the Stars, Astrophotography by the Masters IC 1396A.

* Elephant's Trunk Nebula in IC1396 Paul Beskeen Astrophotography.

Russell Croman Astrophotography.

Astrophotography uses specialised photographic film ( or usually a glass plate coated with photographic emulsion ), but there are a number of drawbacks, particularly a low quantum efficiency, of the order of 3 %, whereas CCDs can be tuned for a QE > 90 % in a narrow band.

Astrophotography | Astrophotograph of Orion's Belt.

* NGC7331 at W. Kloehr Astrophotography

Included in these pictures were wide-angle and narrow-angle panoramas, focus ranging surveys, photometric surveys, special area surveys, and celestial photography.

The magazine is illustrated in full color, with both amateur and professional photography of celestial sights, as well as tables and charts of upcoming celestial events.

He published his celestial portfolio in a large format book that is the first popular account of celestial photography of the deep sky.

He performed pioneering work in spectral analysis, and experimented with celestial photography.

In connexion with celestial photography he constructed photo-heliographs for the Wilna observatory in 1863, for the Harvard College Observatory in 1864, and, in 1873, several for the British government.

Art is a term that describes a diverse range of human activities and the products of those activities, but here refers to the visual arts, which cover the creation of images or objects in fields including painting, sculpture, printmaking, photography, and other visual media.

In optics, particularly as it relates to film and photography, depth of field ( DOF ) is the distance between the nearest and farthest objects in a scene that appear acceptably sharp in an image.

More recently, Smith has devoted her time to what she terms ' pure photography ' ( a method of capturing still objects without using a flash ), which she began to pursue following the death of her husband in 1994.

An alternative to collecting physical objects is collecting experiences of some kind, through observation or photography.

This case is commonly encountered in photography, where objects being photographed are often far from the camera.

SAIC offers classes in art and technology ; arts administration ; art history, theory, and criticism ; art education and art therapy ; ceramics ; fashion design ; filmmaking ; historic preservation ; architecture ; interior architecture ; designed objects ; painting and drawing ; performance ; photography ; printmaking ; sculpture ; sound ; time arts ( time-based media ); video ; visual communication ; and writing.

The Best Years of Our Lives is notable for cinematographer Gregg Toland's use of deep focus photography, in which objects both close to and distant from the camera are in sharp focus.

* Light art performance photography, a technique in the photography to emphasize landscapes, sceneries and objects with light.

The term " popular art " referred to folk music, jazz, or rock ' n ' roll, photography, the design of everyday objects, comics, science fiction, detective stories or erotic fiction ( the latter circulating in private prints only to beat the censor ), to quote a few examples.

Astronomical photography is one of the earliest types of scientific photography and almost from its inception it diversified into subdisciplines that each have a specific goal including star cartography, astrometry, stellar classification, photometry, spectroscopy, polarimetry, and the discovery of astronomical objects such as asteroids, meteors, comets, variable stars, novae, and even unknown planets.

This trend in art is exemplified by the work of Robert Rauschenberg, whose " combines " in the 1950s were forerunners of Pop Art and Installation art, and made use of the assemblage of large physical objects, including stuffed animals, birds and commercial photography.

Hobbies include photography, skiing, Web development, painting, hiking, curation of rare scientific books and historical Native American objects.

There is also an area dedicated to photography of the city ’ s religious festivals, and laboratories dedicated to the restoration of excavated objects.

His work incorporates drawing, painting, photography, collage, found objects, digital art and sculpture.

The Norwegian Railway Museum is located in Hamar and includes exhibits of train hardware, related objects, as well as document and photography archives.

In photography, the field of view is that part of the world that is visible through the camera at a particular position and orientation in space ; objects outside the FOV when the picture is taken are not recorded in the photograph.

Some modern still life breaks the two-dimensional barrier and employs three-dimensional mixed media, and uses found objects, photography, computer graphics, as well as video and sound.

Some mixed media still life work employing found objects, photography, video, and sound, and even spilling out from ceiling to floor, and filling an entire room in a gallery.

Local shops include Focal Point Gallery ( a gallery of photography ), Starving Artist Cafe and Gallery ( featuring musical talents ), Exotiqa International Arts ( featuring art objects, gift items, and jewelry from around the world ), Early Ruth's Antiques, Midtown Antiques, My Dolls And Things, and Calico Juno Designs, a handcrafted jewelry store where all the jewelry offered for sale is handmade on the premises.

As with any lens, increasing the focal ratio of the lens increases depth of field by reducing the level of blur of out-of-focus objects ( compare the effect of aperture on depth of field in photography ).

Outside of photography, expansion distortion is familiar to many through side-view mirrors ( see " objects in mirror are closer than they appear ") and peepholes, though these often use a fisheye lens, exhibiting different distortion.

Selznick had already been unhappy with Cukor (" a very expensive luxury ") for not being more receptive to directing other Selznick assignments, even though Cukor had remained on salary since early 1937 ; and in a confidential memo written in September 1938, four months before principal photography began, Selznick flirted with the idea of replacing him with Victor Fleming.

At age 72, Riefenstahl began pursuing underwater photography after lying about her age to gain certification for scuba diving ( she cut 20 years off her age ).

Photographs began to be attached to passports in the early decades of the twentieth century, when photography became widespread.

The film began principle photography began on July 27, 2012, in London, United Kingdom.

Principal photography began with weeks of location shooting in Arizona and California before production moved to new sets for the ship-based scenes.

While attempting to make a living, they began to experiment with tape machines, photography, and anything remotely to do with art that they could get their hands on.

Principal photography began on April 25, 2000 and ended that following July.

The bombardment, which had been carefully targeted by means of aerial photography, began on 22 September.

Principal photography began on May 16, 1988 in the Tabernas Desert in the Almería province of Spain.

Principal photography for the film began in July 1995 in New York City, and the film was officially completed on June 20, 1996.

Nimoy's interest in photography began in childhood ; he still owns a camera which he rebuilt at the age of 13.

" Robert Riskin was assigned to develop the story for the screen and wrote four drafts, submitting the last on May 6, 1933, three days before principal photography began.

Principal photography began on March 23, 1936, and by the time it was completed on July 17, the director had spent $ 1. 6 million.

Principal photography began on 19 May 1976 on the South Fork of Long Island with the scene in which Alvy and Annie boil live lobsters ; filming continued periodically for the next ten months.

Principal photography began in mid-October 1975.

Principal photography on The Goonies began on October 22, 1984 and lasted five months.

In September 2010, Witherspoon began principal photography in Vancouver for the third film, This Means War, a 20th Century Fox spy comedy directed by McG.

Principal photography began on September 1, 1993 and completed on December 23, 1993 in Los Angeles.

Principal photography began on July 7, 1981 with the bulk of the shooting done on soundstages of Laird International Studios in Culver City and three exterior locations shot in and around Los Angeles.

Parr began work as a professional photographer and has subsequently taught photography intermittently from the mid-1970s.

Principal photography began during the second week of September 1983 on locations in and around South Gate, an industrial suburb of L. A. Buckaroo's neurosurgery scene with New Jersey was shot at the Lakeview Medical Center in the San Fernando Valley.

George C. Scott was originally set to play Dr. Mengele, but he dropped out before principal photography began and was replaced by Peck.