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Canon FL refers to a lens mount standard for 35mm single-lens reflex cameras from Canon. It was introduced in April 1964 with the Canon FX camera, replacing the previous Canon R lens mount . The FL mount was in turn replaced in 1971 by the Canon FD lens mount .
Flak 30 in travel configuration, Seine-et-Oise, France, August 1944 Flak 30 on the Eastern Front. The original Flak 30 design was developed from the Solothurn ST-5 as a project for the Kriegsmarine, which produced the 2 cm C/30. The gun fired the "Long Solothurn", a 20 × 138 mm belted cartridge that had been developed for the ST-5 and was one ...
For example, a catheter with a French size of 9 would have an outer diameter of approximately 3 mm. While the French scale aligns closely with the metric system, it introduces redundancy and the potential for rounding errors. This metrication problem is further complicated in medical contexts where metric and imperial units are used interchangeably
The MG FF was a drum-fed, blowback-operated, 20 mm aircraft autocannon, developed in 1936 by Ikaria Werke Berlin of Germany. It was a derivative of the Swiss Oerlikon FF F cannon (its FF suffix indicating Flügel Fest, for a fixed-mount, wing location from the Swiss original), with the Oerlikon FF design itself a development of the Imperial German World War I Becker 20 mm cannon, and was ...
Similar improvements led to the 30 kilograms (66 lb) FF L using a longer 20x101mm round which gave 750 metres per second (2,500 ft/s), and the 39 kilograms (86 lb) FF S firing a 20x110mm round at 830 metres per second (2,700 ft/s) at a slightly slower 470 rounds per minute. The original guns became known as the FF F from this point on.
Gun (naval artillery) armament (MK 33 3 inch/50 caliber) was changed in the Garcia class to two MK 30 5 inch/38 caliber guns. There were two distinct breeds of ships bearing the DE hull classification, the World War II destroyer escorts (some of which were converted to DERs) and the postwar DE/DEG classes, which were known as ocean escorts ...
The 5 cm Flak 41 (Flugabwehrkanone 41) was a German 50 mm (2.0 in) anti-aircraft gun produced for defending the intermediate zone above the range of light (37 mm (1.5 in)) guns, but below the ceiling of the heavy (75 mm (3.0 in) and above) pieces. The gun proved inadequate and was produced only in small numbers.
1 3 in (76 mm) gun was replaced by the AN/SQS-15 TASS towed array sonar on McCloy USS Bronstein The Bronstein -class frigates were United States Navy warships, originally laid down as ocean escorts (formerly called destroyer escorts ), but were all redesignated as frigates on 30 June 1975 in the United States Navy 1975 ship reclassification and ...