The Northrop P-61 was the first American plane designed specifically for night combat operations. This heavily armed plane carried both 50 caliber machine guns and 20mm cannons as well as a sizeable load of bombs. The nose-mounted radar made enable it to find and engage targets in total darkness.
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Image information:
Camera:NIKON D70  Date:Saturday February 19,2005 10:33 AM
Shutter speed: 1/15  F-stop: 8.0  Focal length: 18.0mm (35mm equivalent: 27.0mm)  
ISO: 400   Lens: 18.0-70.0 mm f/3.5-4.5   Metering mode: Spot