Overview

The Pentax 05 Toy Lens Telephoto is an ultra-compact, 18g prime lens for Pentax Q cameras, offering a fixed f/8 aperture and manual focus only. Optically, it delivers low sharpness—recording 1,028 lines per picture height, well below the 1,800-line sharpness threshold—but exhibits no distortion. Its simple triplet design ensures good contrast and flare resistance. Build is minimalist, with a recessed front element that may be tricky to clean. It suits photographers seeking a lo-fi, slightly fuzzy aesthetic and pairs well with the Q7's art filters.