Specifications AstrHori 25mm F2.8 Macro 2.0x-5.0x: Price & Availability The concept of this lens isn’t entirely new. The Canon MP-E 65mm f/2.8 1-5X Macro dates back to the turn of the century, ...

For this review, the lens was tested on a Nikon D810 using Imatest. Barrel distortion might be expected in a fast 25mm lens, and here it measures a reasonable -1.59%. Again, this can be tackled in ...