ASAHI SMC PENTAX - M 50mm f:2 Lens SLount ME Super K1000. SMC Pentax-A Macro 50mm F2.8 MF Prime lens for Pentax K-Mount. Macro only.
Avoid f/1.7 and stop down to f/2 for a huge improvement in technical quality. It's almost as if this was optimized as an f/2 lens, and the elements were merely oversized to provide f/1.7 for marketing.
The 50mm f/1.4 and f/1.2 were less common, while the 50mm f/2 and 40mm f/2.8 were cheaper alternatives. Like almost all 50mm standard lenses, it is extremely sharp. Even better, it's a very handsome lens.
F/1.7: If you're shooting test targets, avoid f/1.7. It is significantly softer than any other aperture, although if you're shooting hand-held, f/1.7 works great for real photos. f/2: f/2 is much, much better than f/1.7, if you're shooting test targets.
Ideal Uses: Perfect for use on Pentax as a compact normal lens. Not for: Autofocus. This is a manual focus lens. It works on AF cameras, but you hp laserjet 5l manual must focus.
Not for: Autofocus. This is a manual focus lens. It works on AF cameras, but you must focus manually. Optics: Ergonomics: (manual focus) Usefulness: Availability: Overall: Introduction top. Intro Specs Performance Recommendations This is Pentax' standard standard lens of its era.
All rights reserved. Falloff There was some, but not a lot, darkening of the corners at f/1.7. As usual, it got better at f/2 and went away entirely at f/4. Focus Focus is easy.
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Consul 28mm F2.8 for Pentax K Mount Cameras 19.00
It works on just about anything Pentax. I tried it on the Pentax ME. You'll find many of these stuck on the fronts of the Pentax K1000 and the. Pentax ME.