Motion, Video & Creative Techniques

Arcs traced by stars across the frame as the Earth rotates during a very long exposure or a stacked sequence.

15° per hour of rotation minutes

A mechanical stabilising system that isolates the camera from the operator's movement using a counterweighted arm and vest.

kg

Motion, Video & Creative Techniques

Animation created by photographing an object frame by frame, moving it slightly between exposures.

fps

Motion, Video & Creative Techniques

Firing a flash repeatedly during a single long exposure, recording a sequence of positions in one frame.

Positions = frequency × duration Hz

Motion, Video & Creative Techniques

An extreme selective focus that makes a full-size scene appear to be a scale model.

Motion, Video & Creative Techniques

A sequence of frames captured at long intervals and played at normal speed, compressing hours into seconds.

Clip length = frames / playback fps seconds interval

Motion, Video & Creative Techniques

A frame-accurate time reference recorded with footage, used to synchronise multiple cameras and audio recorders.

HH:MM:SS:FF hh:mm:ss:ff

Motion, Video & Creative Techniques

Photography using ultraviolet light, either reflected from a subject or as induced visible fluorescence.

nm

Motion, Video & Creative Techniques

A circular display showing an image's colour information as hue by angle and saturation by distance from the centre.

Motion, Video & Creative Techniques

High-speed macro photography of falling liquid, capturing splashes, crowns and colliding droplets.

ms

Motion, Video & Creative Techniques

A display plotting the brightness of an image against its horizontal position, used to judge exposure precisely.

IRE

Motion, Video & Creative Techniques

Changing focal length during an exposure so the scene appears to explode outward from the centre.

seconds