RemcoR

Close up the green on the birds looks at least in part heavy green fringing. First I would try to remove the fringing and because it will impact the green leaves too if applied to the whole image, ...

Placed 45^th in the challenge. Arch in Domchurch Utrecht

Placed 35^th in the challenge. Cherry chrimp in my aquarium tank. They are part of the cleanup crew. They usually only reach about 0.8-1 inch (2-2.5 cm) in length

Placed 28^th in the challenge.

Some suggestions https://www.pentaxforums.com/userreviews/sigma-lenses-for-pentax-zooms-c74.html https://www.pentaxforums.com/userreviews/tokina-lenses-for-pentax-zooms-c78.html https://www.pentaxf ...

Contax 50mm F1.7 or 1.4 is mentioned a few times and with good reason! Pic from 50/1.7 RemcoR

Placed 6^th in the challenge.

It is great so see there are still small companies (machine) making adapters. We all know the great Leitax, but there are more. I know a company in Italy, making a staggering array of adapters. ...

Honestly, this for me is part of the charm of Pentax. It's like helping a friend in need who because of this keeps surprising us in a positive way, but you never know when that will happen. RemcoR

RemcoR

Placed 99^th in the challenge.

Placed 5^th in the challenge. This canal was built between 1390 and 1393.

The Contax 80-200 F4 is a little bit cheaper and on par with the canon, even a little better some say .... https://www.dpreview.com/forums/thread/4116734 RemcoR

I must be getting old😉 Still love this lens. It gives very nice reds too RemcoR

My Pentax 35-105 F3.5 (no fungus) is as sharp in the center as my Contax 35-70. I've tested them extensively! The Contax is better in corners, but the Pentax is cheap and more versatile. Some ...