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Lt. Col. (Dr.) Shannan McCann, 59th Medical Specialty Squadron dermatologist, performs fractionated carbon dioxide laser surgery Sept. 6, 2019 at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas. The procedure is offered in less than a handful of facilities and is virtually exclusive to the Defense Department. (U.S. Air Force photo by Tech. Sgt. Katherine Spessa)
CAMERA
NIKON D850
LENS
85.0 mm f/1.8
APERTURE
2
SHUTTERSPEED
1/1000
ISO
500
No camera details available.
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