What is the chemistry behind black and white photography?

Photographic film and paper are made up of photosensitive grains of silver and halides. These grains react with light to create a latent image that is invisible to the eye. In the darkroom, the alkaline, or basic, developing solution reduces the silver halide molecules to atomic metal silver.

FAQ

• What is landscape photography called?

  Landscape photography shows spaces within the world, sometimes vast and unending, but other times microscopic. ... As with most forms of art, the definition of a landscape photograph is broad and may include rural or urban settings, industrial areas or nature photography.

• What is fashion photography used for?

  Fashion photography is a genre of photography which is devoted to displaying clothing and other fashion items. Fashion photography is most often conducted for advertisements or fashion magazines such as Vogue, Vanity Fair, or Elle.

• What is the important role of film photography?

  The limitations of film will make you think more carefully of the shots that you take, from the elements, lighting conditions, and subject matter, before pressing the shutter. Film photography lets you focus on achieving the best composition.

• What is low key and high key photography?

  A high-key image is one that has been exposed so that the key tones are lighter than this mid-tone ideal. This means that shadows are brighter and more open and the image usually has a light airy feel. Conversely a low-key image is one in which the key tones are darker than the mid-tone ideal.

• What do you call a photography room?

  A darkroom is used to process photographic film, to make prints and to carry out other associated tasks. It is a room that can be made completely dark to allow the processing of the light-sensitive photographic materials, including film and photographic paper.

• What is an IR filter in photography?

  An IR filter � or IR cut filter - is a color filter blocking the infrared light. ... A CCD color camera in daylight without an IR-cut filter will therefore see a significant amount of infrared light resulting in strange colors. Another reason for using an IR-cut filter is the limited color correction for many lenses.

• How does silhouette photography work?

  As long as the source of light is located behind your photography subject, the subject stays in shadow and automatically turns into a silhouette when you take a photo.

17 Related Question Answers Found:

• How silver chloride is used in black and white photography?

  Photography. One example of a photochemical reaction is the use of silver halide salts (eg silver chloride) in black and white photography. Silver chloride is sensitive to light and breaks down to form metallic silver, which appears black.

• What is the history of photography?

  Photography, as we know it today, began in the late 1830s in France. Joseph Nicéphore Niépce used a portable camera obscura to expose a pewter plate coated with bitumen to light. ... Daguerreotypes, emulsion plates, and wet plates were developed almost simultaneously in the mid- to late-1800s.

• What are the three types of balance in photography?

  There are three different types of balance: symmetrical, asymmetrical and radial.

• What are the main principles of conceptual photography?

  Rather than two-dimensional, soundless images, conceptual photographs are full of meaning, using creativity to evoke abstract ideas and emotions like love, nostalgia, loneliness and the passing of time to arouse a reaction from the viewer.

• What does Series mean in photography?

  A photography series is a collection of images that are linked and showcased together. A series of photos will often have the same theme and have a conceptual bond or are shot at the same location. Photo series are often edited with the same method and in the same style focusing on coherence.

• What is the gaze in photography?

  “The idea of a photographic 'gaze' relates to a specific way of looking, and being looked at through the camera, and implies a certain psychological relationship of power and control.”32 Foucault's analysis of the gaze as a means of surveillance, which is predatory and controlling, used to classify and discipline, ...

• What is the best ISO setting for indoor photography?

  So what is the best ISO setting for indoor photography? In general, ISO 100 or 200 can work well if you are using a tripod and you have enough brightness. If you are shooting from your hand, you have to raise your ISO to 800 or 1000.

• How can I improve my photography level?

  6 Tips To Instantly Level Up Your Photography

  1. Cranking ISO vs. Bumping Exposure In Post. ...
  2. Using Presets As A Starting Point. Presets are a quick and easy way to start processing your photos. ...
  3. Noise Reduction & Sharpening. ...
  4. Using Live View To Nail Critical Focus. ...
  5. Understanding Auto ISO Better.

• Is there money in nature photography?

  The income of most part-time nature photographers comes from print sales or stock. ... Print Sales—Few nature photographers sell enough prints to make a meaningful income from print sales. However, those who sell enough prints between $300 and $1,000 can make somewhat of a living.

• What lens is best for car photography?

  12 Best Lenses for Car Photography

  • Nikon NIKKOR 50mm f/1.8G. – Sharp and vibrant colors. – Wide aperture. ...
  • NIKKOR 50mm f/1.8G.
  • NIKKOR 18-140mm f/3.5-5.6G ED.
  • Canon EF 100-400mm f/4.5-5.6L IS II.
  • Sony SEL2470GM FE 24-70 mm F2.8 G.
  • NIKKOR 70-200mm f/2.8E.
  • Fujinon XF55-200mm F3.5-4.8.
  • Canon EF 85mm f/1.8 USM. – Beautiful bokeh.

• What is specular lighting photography?

  Specular light is a light that retains its reflective qualities. When this light hits a subject, the reflective light bounces back into the camera. A specular highlight is a bright spot of light that appears on shiny objects when illuminated.

• How bright should photography lights be?

  The most powerful lights are used for shooting with a telephoto lens, photographing large groups and creative lighting tasks like overpowering the sun. Photographers often tasked with those shoots often pick lights with at least 600 watts per second, and for flash, some of the more pricier options.

• What is included in lifestyle photography?

  Essentially, lifestyle photography is the halfway point between posed portrait sessions and candid documentary photography. In lifestyle photography, you try to capture life as it is, but instead of waiting for perfect, everyday moments to happen, you plan a photo shoot that will naturally create those moments.

• What industry is photography and videography?

  The Photography industry encompasses companies and individuals that offer a range of photographic services, including still photography and videography for private events. Commercial and portrait photography studios are also included in this industry.

• Why is hypo used in photography?

  After the developing the sensitive emulsion of silver bromide is still present on the plate in the parts unaffected by light. Therefore it is necessary to remove it in order to get the permanent image.

• What is the use of umbrella in photography?

  A photography umbrella is a key tool in a photographers kit which is used to soften and diffuse the light produced by an off camera light source such as a flash unit.

• Can I choose photography as a career?

  Photography is one of those fields that often starts as a hobby, and eventually turns into a full-fledged career. So, if you are someone who uses his/her skills and talents for a part-time hobby, then it's time you realize your talent and turn it into a full-time profession.