flash /flæʃ/ (noun) a sudden bright light that shines for a moment and then disappears Example: a flash of lightning
camera /ˈkæmrə/ (noun) a piece of equipment for taking photographs, moving pictures or television pictures. It can be a separate item or part of another device. Example: I bought a new camera yesterday.
noise /nɔɪz/ (noun) a sound, especially when it is loud, unpleasant or frightening Example: What's that noise?
photography /fəˈtɑːɡrəfi/ (noun) the art, process or job of taking photographs or filming something Example: I think photography is an interesting art form.
lens /lenz/ (noun) a curved piece of glass or plastic that makes things look larger, smaller or clearer when you look through it Example: I have two pairs of glasses with different coloured lenses.
autofocus /ˈɔːtəʊfəʊkəs/ (noun) part of a camera that adjusts (= makes changes to) the focus as it prepares for a picture to be taken, so that the picture will be clear Example: The camera has an autofocus feature.
bokeh /ˈbəʊkeɪ/ (noun) a blurred (= not clear) effect used in photography Example: The bokeh in this photo is incredibly smooth and creamy.
color calibration /ˈkʌlə kalɪˈbreɪʃ(ə)n/ (noun) is to measure and/or adjust the color response of a device (input or output) to a known state. Example: We performed a color calibration on the monitor to ensure accurate colors.
file format /fʌɪl ˈfɔːmat/ (noun) is a standard way that information is encoded for storage in a computer file Example: The file format must be compatible with the software.
histogram /ˈhɪstəɡræm/ (noun) a diagram that uses rectangles (= bars) of different heights (and sometimes different widths ) to show different amounts, so that they can be compared Example: The histogram clearly showed the distribution of scores.
overexposure /ˌəʊvərɪkˈspəʊʒər/ (noun) the fact of having no protection from the harmful effects of too much light or too much time in the sun Example: The photograph suffered from overexposure, making it appear too bright.
underexposure /ˌʌndərɪkˈspəʊʒə/ (noun) Example: The photo suffered from underexposure, making it too dark.
red-eye /ˈred aɪ/ (noun) a flight in a plane at night, on which you cannot expect to get enough sleep Example: I took a red-eye from New York to Los Angeles.
time lapse /ˈtaɪm læps/ (adjective) using a method in which a series of individual pictures of a process are shown together so that something that really happens very slowly is shown as happening very quickly Example: The time-lapse video showed the flower blooming.
resolution /ˌrezəˈluːʃn/ (noun) a definite decision to do or not to do something Example: My New Year's resolution is to exercise more.
aspect ratio /ˈæspekt reɪʃiəʊ/ (noun) the relationship between the height and width of the image on the screen of a television, an electronic device, etc. Example: The aspect ratio of the film was 16:9.
aperture /ˈæpərtʃʊr/ (noun) a small opening in something Example: The photographer adjusted the aperture to let more light into the camera.
shutter speed /ˈʃʌtər spiːd/ (noun) the time taken by a camera shutter to open and close Example: The photographer adjusted the shutter speed to capture the fast-moving car.
white balance /wʌɪt ˈbal(ə)ns/ is the global adjustment of the intensities of the colors Example: The white balance was off, giving the photo a blue tint.
color temperature /ˈkʌlə ˈtɛmp(ə)rətʃə/ is the temperature of an ideal black-body radiator that radiates light of a color comparable to that of the light source Example: The color temperature of the light bulb affects the mood of the room.
depth of field /ˌdepθ əv ˈfiːld/ (noun) the distance between the nearest and the furthest objects that a camera can produce a clear image of at the same time Example: The photographer used a shallow depth of field to blur the background.
ISO /ˈaɪsəʊ/ (abbreviation) International Organization for Standardization (an organization established in 1946 to make the measurements used in science, industry and business standard throughout the world) Example: The company is ISO 9001 certified.
exposure /ɪkˈspəʊʒər/ (noun) the state of being in a place or situation where there is no protection from something harmful or unpleasant Example: Her new movie has had a lot of exposure in the media.
compression /kəmˈpreʃn/ (noun) the act of pressing things together or pressing something into a smaller space Example: Data compression reduces file size.
focus /ˈfəʊkəs/ (verb) to give attention, effort, etc. to one particular subject, situation or person rather than another Example:
power switch /ˈpaʊə swɪtʃ/ is an electrical component that can disconnect or connect the conducting path in an electrical circuit, Example: I flipped the power switch to turn on the computer.
mode switch /məʊd swɪtʃ/ is the process of storing the state of a process or thread Example: The device features a mode switch for different operating settings.
LCD display /ɛlsiːˈdiː dɪˈspleɪ/ Example: The LCD display on my phone is cracked.
viewfinder /ˈvjuːfaɪndər/ (noun) the part of a camera that you look through to see the area that you are photographing Example: The photographer adjusted the settings while looking through the viewfinder.
memory card /ˈmeməri kɑːrd/ (noun) an electronic device that can be used to store data, used especially with digital cameras, mobile phones, music players, etc. Example: I need to buy a new memory card for my camera.
tripod /ˈtraɪpɑːd/ (noun) a support with three legs for a camera, telescope , etc. Example: I need a tripod to take stable photos.