A flash mode used with a slow shutter speed to take a picture that contains both blurred and sharp objects. For example, the shutter remains open to make a blurred exposure without flash of an object in motion and then the flash is activated to freeze the object.Photo Tips
Film with relatively low sensitivity to light - typically having a film speed in or lower than the ISO 50 range.
A lens with a relatively narrow maximum aperture -ƒ/8, for example.
Slang term for a slow lens.
A lens that has a relatively small maximum aperture, usually in the range of f/3 to f/4. Because such a lens allows in less light, slower shutter speeds may be called for in order to get an optimum exposure.
Lens with a largest aperture greater than F2.8. A slow lens will have trouble auto-focusing in dim light.