Carl Zeiss Jena Pancolar MC 50mm F1.8 - Pentax Forums
网页2024年9月27日 · Read user reviews and ratings of the Carl Zeiss Jena Pancolar MC 50mm F1.8 lens, a classic M42 screwmount prime lens with smooth bokeh and colors. Compare it with other 50mm lenses and see its pros and cons.
HD Pentax-DA 1.4x AW AF Rear Converter - Pentax Forums
网页2024年2月22日 · The HD Pentax-DA AF Rear Converter 1.4x AW is a weather-sealed teleconverter that increases the effective focal length of any compatible lens by 1.4x, which results in extra reach. This comes at the cost of one stop of light and a little bit of image quality; a 50mm F2.8 lens with this converter would effectively turn into a 70mm F4 lens, …
agfa color f/1.4 50mm, K mount: any good? - PentaxForums.com
网页2010年7月14日 · The markings on the lens reminded me of a Chinon 35-70/2.7-3.5 I've got, so I searched for "Chinon 50 1.4". I'd say it's very similar to the Agfa Color in your link, judging from markings and general shape and apperance. I also think I've read somewhere that some newer Chinon lenses actually are rebranded Cosinas, which may be a suitable ...
Panagor PMC Auto Tele Zoom 80-200mm F3.8 - Pentax Forums
网页2020年2月25日 · It is a good build quality, looks & feel as high-end lenses (as vivitar serie 1) with a very nice K mount design It has a good integrated hood and an easy to place & remove front cap. EDIT : Once infinity calibrated, infinity focusing sharpness is impressive for such a low priced zoom, almost as good as the Vivitar serie 1 70-210 (Kiron) zoom.
Pentacon auto multi coating 50mm F1.8 - Pentax Forums
网页2024年9月27日 · Read user reviews and ratings of Pentacon 50mm F1.8, a M42 mount lens with multi coating and auto switch. Compare price history, sharpness, aberrations, bokeh and handling of this lens.
PANAGOR AUTO MACRO CONVERTER - Pentax Forums
网页2022年10月15日 · Read user reviews and ratings of Panagor Auto Macro Converter, a close-up lens that gives 2x magnification and up to 1:1 macro capabilities. See pros and cons, price history, and sample images of this accessory for Pentax cameras.
Carl Zeiss Pancolar 50mm F1.8 - Pentax Forums
网页2023年11月7日 · It's certainly better than a 50mm F2.8 Tessar and any Meyer Optik or Pentacon in this regard. Sharpness can be excellent at F5.6 to F11 and even at F16. But many other quality lenses are as good, including the Pentax A 50mm 1.8 and M 50mm 1.8 and they cost as low as a fifth of the price. Many folks also talk about focusing being …
Carl Zeiss Planar (in Rolllei QBM mount) 50mm F1.8 - Pentax Forums
网页2019年8月19日 · This lens has a very unusual optical formula and is the best 50/1.7-1.8 I ever had. Problem is: the old, made in West Germany version has often a dried up grease in its focusing ring; the newer made in Singapore version is plasticy and wobbly.
PZ-1/Z-1 viewfinder replacement? - PentaxForums.com
网页2023年9月24日 · My solution was to use the eyecup of my Pentax K-1 ( it fits perfectly on Z-1p ) or the Magnifying eyecup O-ME53 , which also fits perfectly in Z-1p. 09-24-2023, 03:33 PM
Sigma EX DC HSM 30mm F1.4 - Pentax Forums
网页2013年6月11日 · Purchased the Sigma 30mm f1.4 new with my K-5IIs, my first copy of the lens was very soft @f1.4 to f2, a brick wall test at f8 show the center to be sharp but a quick fall off to the sides, I almost sent it back and ordered the 31mm FA which I had before but figured I'd try another copy first, my second copy was perfect, sharp in the center @ f1.4 …