Tokina SZ 500mm f/8 Reflex MF Review

The Tokina SZ 500mm f/8 Reflex is a weird, niche lens. It's a mirror lens, which means it's super compact for a 500mm, but it comes with some major optical quirks. You're getting a 1000mm equivalent field of view on Micro Four Thirds, all in a package that weighs about as much as a can of soda.

Look, it's a mirror lens. Image quality is its weak spot, landing in the 9th percentile. You'll get sharp enough center detail in good light, but expect soft edges and the classic donut-shaped bokeh highlights that some people hate. It's manual focus only, and that 1700mm minimum focus distance means you can't get close to anything.

At $359, it's a tough sell. You're paying for a unique form factor and insane reach, not for optical excellence. For a similar price, you could get a used telephoto zoom with autofocus and much better image quality. This is only worth it if compact size is your absolute top priority and you can live with the major compromises.

Don't compare this to standard lenses. The Panasonic 14-140mm is a far more versatile travel zoom with autofocus and stabilization, but it obviously doesn't reach 500mm. The Viltrox 35mm f/1.7 is in another league for portrait and low-light work. If you need super-telephoto reach on a budget and size is everything, look at used Olympus 75-300mm zooms instead. They're bigger, but they'll take a much better picture.

Only buy this if you're a Micro Four Thirds shooter who desperately needs the smallest possible 1000mm-equivalent lens and you understand its severe optical limitations. It's a novelty or a backpacking lens for distant landscapes in bright sun. For virtually everyone else, a used telephoto zoom is a smarter choice.