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KB

What Does KB Mean When Talking About Photography? The acronym ‘KB’ refers to one ‘kilobyte’, a unit of measurement used to describe the size of a digital file. One kilobyte is comprised of 1,024 bytes of digital information. When a picture is captured on a digital camera the resulting file must be stored on the cameras memory; Depending of the resolution of the captured image, and the file format used to encode it, an image will take up a certain number of kilobytes on the cameras memory. Dividing the total size of a camera’s memory in kilobytes by the size …

Kelvin

What Does the Term Kelvin Mean When Talking About Photography? When talking about photography the term ‘kelvin’ refers to the unit of measurement of color temperature. Every source of light emits light at a specific color temperature which can be measured in degrees kelvin or ‘K’. The color temperature of a light source varies from red to blue: Red or ‘warm’ colours are created at low color temperature values, for example a candle which is roughly 1500K. Blue or ‘cold’ colours are created at high color temperature values, for example a camera flash unit is roughly 5000K. Adjusting the white …

Key Light

What is a Key Light and how is it used when taking photos? When talking about photography the term ‘key light’ refers to the primary source of artificial light being used when shooting a scene or subject. In setups which comprise of more than one source of artificial light the key light is usually the light source which has the largest overall effect on the image subject, highlighting it’s dimensions and overall form. As such the term key light doesn’t refer to a specific type of lighting equipment, it can be anything from a lamp to a camera mounted flash …

Keystoning

What Does Keystoning Mean When Talking About Photography? The term ‘keystoning’ refers to a type of distortion caused when an image projector is not placed perpendicular to the centerline of the screen onto which an image is being projected. Keystoning is caused by the Keystone effect, the image appears to lean away from the viewer as if it is being projected onto a tilted surface. Many modern image projectors feature keystone correction which compensates for the position of the projector to produce a flat image. The Keystone effect can also be witnessed in photographs; parallel objects shot from above or …

Kicker

What Is A Kicker In Photography? A kicker is a lighting term that means the same thing as “rim light”. Please see the rim light glossary terms for more details on why you might want to use a rim light and exactly what it does. Additional Reading

Kilobyte

What Is a Kilobyte and How Is It Used in Photography? The term ‘kilobyte’ or KB refers to a unit of measurement used to describe the size of a digital file. One kilobyte is comprised of 1,024 bytes of digital information. When a picture is captured on a digital camera the resulting file must be stored on the cameras memory; Depending of the resolution of the captured image, and the file format used to encode it, an image will take up a certain number of kilobytes on the cameras memory. Dividing the total size of a camera’s memory in kilobytes by …