Comprehensive Pentax Lens Guide - Gear Guides
2016年3月21日 · Pentax DSLRs also support in-camera lens corrections (vignetting, distortion, etc.) for DA lenses. DA lenses do not have aperture rings, as DSLRs can control the aperture setting electronically. A key new feature launched with the DA series is quick shift , or the ability for the user to manually override the focus setting at any time simply by ...
Pentax Lenses - Pentax Lens Reviews & Lens Database - Pentax …
If you are looking for Pentax lens reviews or technical specifications, you've come to the right place! This is a comprehensive database of user reviews of Pentax interchangeable SLR lenses, complete with information on every Pentax lens ever produced from K-mount (digital and film) to mirrorless to medium format. See also our in-depth lens ...
The 5 Lens Autofocus Drive Types Explained - Articles and Tips ...
2018年8月19日 · The 5 Lens Autofocus Drive Types Explained Pentax AF technologoy overview and comparison By beholder3 in Articles and Tips on Aug 19, 2018. Camera lenses today use many different technologies to facilitate autofocus. Under the hood, there needs to be some way for the camera to move elements inside the lens, which in turn changes what's in focus.
Can a UV lamp kill fungus and make the lens safe for use? - Pentax …
2014年11月13日 · Hand sanitizers when you're out and about also help. Also avoid handling your equipment after eating greasy or salty foods such as fried chicken or french fries. These substances can damage the electronics encodings on your camera. 2: never blow on your lens with your mouth. Your mouth has two elements that are not desirable on your lens.
Pentax Forum - Camera & Photography Community
2024年1月15日 · PentaxForums.com is the premier community for Pentax camera users! We feature a friendly forum, in-depth reviews, Pentax news, lens reviews, and more!
Vivitar (komine) Auto Telephoto 135mm F2.8 Lens Reviews
2024年9月15日 · This lens is nice, not too large for a tele, although I don't have much experience in other 135mm lenses! It's pretty sharp, although I cannot seem to configure the K5ii to take advantage of it. Straight out of the camera, it gives a somewhat blueish tone to the images and the colors look very flat.
SMC Pentax-M 50mm F2 Reviews - M Prime Lenses - Pentax Lens …
2024年4月4日 · This lens is great. The focus throw is buttery smooth and the sharpness is very good with the camera i am using. When i use this 50mm lens with a m4/3 camera and the focal reducer it comes down to 76mm, but the results are great. The sharpness at F2.0 is reasonable and at f8 it is ultra sharp. The mood and depth of field of this lens is beautifull.
Can you tell me if I can use those lenses? - PentaxForums.com
Camera used: pentax mx Lens to be used: Sears 135mm f2.8 Lens for Pentax PK If you have any questions There is a story that the lens has a part called Ricoh pin, so it does not fall out when attached to the camera. The problem is that my camera is a film camera without contact. Can I use that part only when I remove it?
Attachment for cell phone to use real camera lens
2023年12月24日 · The advantage of such attachment over the phone own lens is on the tele side, a real tele instead of digital zoom. Of course that does not replace your real camera, but you can have far reach with a small tele and much brighter so good for low light.
Guide: DSLR Lens Resolution Testing at Home - Pentax Forums
2017年9月21日 · Using out-of-camera JPGs with well documented settings you can compare your lens + camera combo results more objectively with other users around the world; The Big Caveat. You can not compare your absolute figures to any test site's figures. They use different software and different setups.