Chemistry in Photography Background A photograph is an image made by a photo-chemical reaction which records the impression of light on a surface coated with silver atoms. The reaction is possible due to the light-sensitive properties of silver halide crystals. Equation form for silver halides: Ag + + e - Ag Species produced include: Ag2+‚ Ag2o‚ Ag3+‚ Ag3o‚ Ag4+‚ Ag4o In 1556‚ the alchemist Fabricius was the first to discover that light can photochemically react with these crystals to
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TYPES OF PHOTOGRAPHY Specific Purpose: To inform my audience about some information related to three different types of photography. Central Idea: Photography is the art‚ science‚ and practice of creating durable images by recording light or other electromagnetic radiation. INTRODUCTION I. Photography has many uses for business‚ science‚ manufacturing‚ art‚ recreational purposes and mass communication. II. A photograph
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others. The world of photography is opened through understanding of the different kinds of photography‚ different styles‚ and salary ranges. Firstly‚ there are many different kinds of photography‚ such as; wedding‚ military‚ medical‚ and wildlife photography as Zeke from New York Film Academy explains. With wedding photography‚ the goal is to create memorable and crisp shots of the groom and bride. Military photography focuses on taking photographs
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Photography is very important for fashion industry. Because people always buy clothes which have attractive looking. Purpose of fashion photographers is make clothes and models look charming. So fashion photographers is leading this industry in the first place; moreover‚ they are more effective than fashion designers. And one of the best fashion photographers in this world is Steven Meisel. He has special style and talent. We can easily see that in his photos. Well‚ What makes his photo that charming
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Photography And Context Like all visual media and art works‚ we rely heavily on context to understand and appreciate photographs. Without context‚ we risk misinterpreting what we are looking at; we may under (or over) estimate its value - or misunderstand the intentions of the photographer that produced the image. All photographic images contain contextual information that may be immediately obvious or may require interpretation. Context may also be provided from the situation in which a photograph
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double exposures‚ collaging negatives and drawing and scratching directly onto the processed photo. Barrows was a key influence in the Brazilian art and design movement. He started of a painter and then as his work progressed he decided to try out photography. He used the camera like no other photographers at the time because it had only been used to document. Borrows decided to try and use it as an art and an expression. He would scratch his negatives and do double exposures as well as cutting into
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Photography Essay Title: Self Portrait with Cat Date: 1998 Artist: Floria Sigismondi Born: 1965 Media: C Print Size: 121.9 x 162.6cm Floria Sigismondi is an Italian photographer & director‚ who has played a major role in many productions of photographs such as “Self Portrait with Cat”‚ and the directing of music videos working with major artists such as Katy Perry‚ Marilyn Manson‚ Christina Aguilera‚ David Bowie and Muse‚ but is best known for the writing and directing of a 2010 release
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What Is Photography? Photography is the art‚ science and practice of creating durable images by recording light or other electromagnetic radiation‚ either chemically by means of a light-sensitive material such as photographic film‚ or electronically by means of an image sensor. The result in an electronic image sensor is an electrical charge at each pixel‚ which is electronically processed and stored in a digital image file for subsequent display or processing. Typically‚ a lens is used to focus
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PINHOLE PHOTOGRAPHY Also called the Camera Obscura‚ the pinhole camera was originally a pitch dark room in which a hole was made on one side in the wall. This allowed for a small amount of light to come in and expose the photo paper. A pinhole camera is the simplest type of camera. Usually made of cardboard‚ it is a light tight box which consists of a shutter‚ a pinhole‚ and some type of photo paper on the other end of the pinhole. A pinhole is a small hole made in a piece of foil‚ tin‚ or aluminum
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Questions 1 Give five examples of forensic samples that should be collected from each of the below to connect the scenes and suspects from:- a) The betting shop. The CS gas spray should be collected as fingerprints‚ skin tissue‚ sweat and even blood can be found on the can. The baseball bat could possibly have skin; sweat and blood on the handle therefore should be collected. The security helmet should be collected as it made contact with the baseball bat which may have left some
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