In an attempt to lighten camera bags, Samyang has created a prime lens that allows photographers to change the focal length by swapping out just the optical elements inside it, instead of having to change lenses completely.
The simpler design of prime lenses in general — which offer no zoom capabilities — can deliver several advantages, including sharper images and a shallower depth of field. The tradeoff is that photographers have to move closer or further away when framing subjects or swap between several prime lenses with different focal lengths. That approach can get expensive and heavy — problems that Samyang’s Remaster Slim autofocus lens, measuring just 0.8 inches thick, may solve.
The optical elements in the Remaster Slim sit in...