Air, land, sea: ROBD hypoxia training
                U.S. Air Force Master Sgt. Christopher Hoopes, 1st Operations Group Aerospace and Operational Physiology flight chief instructs an F-22 Raptor Pilot at Joint Base Langley-Eustis, Virginia, June 13, 2019. While operating the Reduced Oxygen Breathing Device, the AOP technicians speak with the individual training to keep them active, all while monitoring their vitals as they reduce the amount of oxygen the individual has to breathe. (U.S. Air Force photo by Senior Airman Tristan Biese)
                
                    
                        PHOTO BY:
                        Senior Airman Tristan Biese
                    
                    
                        VIRIN:
                        190613-F-XK411-1008.JPG
                    
                    
                        FULL SIZE:
                        2.58 MB
                    
                 
                
                
                        
                        
                            
                                
                                    CAMERA 
                                    NIKON D4S
                                    LENS 
                                    24.0-70.0 mm f/2.8
                                    APERTURE
                                    5
                                 
                                
                                    SHUTTERSPEED
                                    1/125
                                    ISO
                                    800
                                 
                             
                            No camera details available.
                         
                        
                            
                                IMAGE IS PUBLIC DOMAIN
                                
                                    Read More
                                
                                
                                    This photograph is considered public domain and has been cleared for release.
                                    If you would like to republish please give the photographer appropriate credit.
                                    Further, any commercial or non-commercial use of this photograph or any other
                                    DoD image must be made in compliance with guidance found at
                                    https://www.dimoc.mil/resources/limitations,
                                    which pertains to intellectual property restrictions (e.g., copyright and
                                    trademark, including the use of official emblems, insignia, names and slogans), warnings
                                    regarding use of images of identifiable personnel, appearance of endorsement, and related matters.