Airman 1st Class Ronald Smith, Operational Medical Readiness Squadron bioenvironmental engineering technician, compares the coloring of a water sample to a pH meter March 3, 2021, at McConnell Air Force Base, Kansas. Unbalanced water pH levels require additional testing and investigation to ensure that the quality of water are within state-required ranges and safe for Airmen consumption. (U.S. Air Force photo by Senior Airman Nilsa Garcia)
CAMERA
NIKON D850
LENS
24.0-70.0 mm f/2.8
APERTURE
4
SHUTTERSPEED
1/250
ISO
200
No camera details available.
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