The ABC of Photography – Inverse square law
This law particularly relates to the use of studio lights or flash and says that if an object is twice a particular distance from a point source of light, it…
The ABC of Photography – Instamatic
The name of a hugely popular series of low-cost, easy-to-use cameras made by Kodak. First sold in 1963, Instamatics used Kodak’s cartridge-based 126 film. In 1972, the company introduced the…
The ABC of Photography – Infrared photographs
mages recorded on an image sensor or photographic film that’s only sensitive to infrared (IR) light, beyond the spectrum visible to us. Black-and-white IR landscapes have a ‘dreamlike’ quality’; grass and…
The ABC of Photography – Infinity
Optical term to describe objects that are so far away from the lens that light from them reaches the lens as parallel rays. In practice, it’s usually used to mean…
The ABC of Photography – Image sensor
An integrated circuit chip that converts an optical image into an electronic signal. In current digital cameras, most are either CCD (charged coupled device) or CMOS (complementary metal-oxide-semiconductor) sensors. CCD…
The ABC of Photography – Image file format
A standard way of encoding information for storage in a computer file. File formats used in photography include JPEG, TIFF, PSD and GIF, all of which are suitable for particular uses.…
The ABC of Photography – Incident light meter
A hand-held light meter that measures the amount of light falling on a subject.
The ABC of Photography – Hue
The ABC of Photography - Hue Another term for colour. It tells you where a colour lies on the colour wheel without telling you how bright or dark it is. Sources: …
The ABC of Photography – Hot shoe
The ABC of Photography - Hot shoe An accessory shoe with an electrical contact, for mounting and connecting a flashgun. Sources: Pixabay, NASA,Wikipedia, Susan Wingfield Lamar High School
The ABC of Photography – L
Lange, Dorothea Dorothea Lange (1895-1965) was an American photojournalist and documentary photographer. Her most famous image was taken in the 1930s, when she recorded the plight of sharecroppers and migrant labourers…
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