Pitot Tube, Japanese Naval Aviation P-80 The 35mm lens is a

The 35mm lens is a Bell & Howell ANSIX Type-V lens f/3

Measures 5 inches wide

Here is a 1950-60's era electric Turn and Bank Indicator made by Bendix

and US Navy's PBY5A Catalina and PB4Y Privateer

Pitot Tube, Japanese Naval Aviation P-80 The 35mm lens is aThis is a fine example of a WWII era Pitot Tube used in the aircraft of the Japanese Navy as evidenced by the stamped anchor on the identification stamp. Mounted under the wing or on the fuselage, the tube provides air pressure measurement for pitot static instruments, such as the airspeed and rate of climb indicators. It is in exceptional condition given its age. Measures ~8 inches long and ~ 9 inches tall.