Definition of prime lens in English:

prime lens

noun

Photography
  • A lens of fixed focal length.

    • ‘I now use zooms much more than in the past; A - because they are now so good; B - because they are so versatile; and finally C - because one zoom takes up a lot less space and weight than several prime lenses.’
    • ‘For this project, I plowed all of the money I would have spent up front on the camera into a fabulous prime lens, one highly recommended for bird photography.’
    • ‘Did you use prime lenses or a zoom lens?’
    • ‘He was more into prime lenses and using a locked-off camera, and each shot was perfectly composed and it was very beautiful.’
    • ‘However there are a couple of reasons that pros would use a prime lens over a zoom.’