This thread is way underrepresented. Especially using other than full frame!
National Balloon Classic 2017, Indianola Iowa. Pentax K3.
28mm, f/5.6, ISO 200, 1/160 sec., EV -0.3, uncropped.
TWEETY:
28mm, f/11, ISO 400, 1/60 sec., slightly cropped.
Balloon over Trees:
53mm, f/4.5, ISO 100, 1/80 sec., slightly cropped.
Moon Balloon:
53mm, f4.5, ISO 400, 1/25 sec. lower right cropped.
Kidde Train:
88mm, f/5.6, ISO 400, 1/30 sec. cropped.
Bouncy Battle:
105mm, f/7.1, ISO 400, 1/100 sec. uncropped.
Field Balloons:
Makes for a very usable outdoor event lens on an APS-C sensor camera. Very happy with it. Not the sharpest lens but fairly even sharpness across the frame can be easily enhanced in PP; creates a very pleasingly rendered image. Used DxO Optics Pro ver. 11 and Adobe Elements 9.