In addition to lenses created by camera manufacturers like Nikon, Canon, Sony, and others, a plethora of third-party firms also produces lenses. On the one hand, if a third-party manufacturer produces a lens that your camera manufacturer does not, it is well worth exploring. However, many third-party lenses have focal lengths and maximum apertures that are comparable to or equal to those of camera manufacturers’ lenses. The third-party lens is generally less costly in this instance. In terms of quality, certain third-party camera lenses may be better or worse than those made by camera manufacturers. Viltrox is an outstanding example of a third-party brand that produces some excellent camera lenses.