Bomb Sight, Course Setting, Mk VIIC British RAF 1940, "Wimperis" Northrop was a component of the

was a component of the Zero Reader Flight Computer

capacitance-type

The 80+ page second section describes sighting and sights

The knob would rotate the face of the dial while the pointer remains fixed to set the present field elevation

As the engine speed increased

Bomb Sight, Course Setting, Mk VIIC British RAF 1940, "Wimperis" Northrop was a component of theThe Course Setting Bomb Sight, Mk VIIC was used in British RAF and Royal Navy and RCAF bombers during WW2, such as the Short Stirling, Fairey Battle, Bristol Beaufort, and Avro Lancaster. It is a complete kit the drawer in the wooden case contains the metal scales with different ranges of True Air Speed and Altitude which were planned for the bombing run. These had to be selected and installed on the sight well before the final approach. This