Assertion: lens | /r/HasProperty | the part
Facets:
Source sentences:
text: This lens is the part of what photographers refer to as the “holy trinity” of lenses that professional photographers aim to have in their kitbag.
text: This is the problem I referred to earlier – although the lens and its focal length might be the same, capturing the same scene with a smaller sensor than full-frame / 35mm film will yield a different, narrower field of view.