Meaning of fixed focus in English:
fixed focus
noun
A camera focus that cannot be adjusted, typically used with a small-aperture lens having a large depth of field.
‘It has a fixed focus lens, so there's very little shutter delay.’- ‘I have tried a fixed focus and was duly impressed with the bright image, but I still prefer the flexibility of the zoom.’
- ‘Autofocus is important these days, rather than the fixed focus that some very cheap cameras have.’
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