Deflection Triangle

The Deflection Triangle is a geometric model used to characterise the aiming and firing of a torpedo at a moving target. It was supplanting the Royal Navy's earlier preference for the director triangle as the design basis of its torpedo directors as the war began.

See Also

• Director Triangle
• Torpedo Director

Bibliography

• Admiralty, Gunnery Branch (1917). Handbook of Torpedo Control, 1916. C.B. 302. Copy No. 141 at The National Archives. ADM 186/381.