Terms T - V
- Tonal Range
- Tonal range refers to the assorted shades of gray that appear between solid black and absolute white.
- A transparency is a positive image that is on a transparent film.
- TTL is a short form or abbreviation for through the lens.
- Tungsten Light
- Tungsten is a metallic element that has a high melting point. This type of light generally means standard, artificial room lighting such as the light produced from regular household light bulbs. However, it doesn't include fluorescent lamps. Tungsten light is provided by incandescent lamps in which the filament is made of tungsten.
- Tungsten Film
- This film is color-balanced for use with tungsten light. It is also commonly referred to as type b color film.
- Type A Film
- This is color film that is color balanced for photography in artificial light sources at a color temperature of 3400K. This light is usually provided by flood lamps.
- Type B Film
- This is color film which is color balanced for photography in artificial light sources at a color temperature of 3200K. This light is usually provided by tungsten and household lights. Type B film is generally used more than type A film.
- Under Exposure
- This refers to a film that doesn't receive enough light for proper exposure. This results in a loss of detail in the image's dark areas. The photos are often very dark and you can't make anything out in them.
- Vignetting means the photo's edges or corners are dark because of underexposure. This happens because a filter, lens hood, filter or other attachment has partially blocked the camera's field of view. It also refers to a photo printing method in which the image's edges gradually fade.
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