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A periscope is a device for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position.
Applications, Armored vehicle periscopes & Naval use
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periscopes use submarine also used war submarines vision two tanks world device periscopic aircraft mirrors view using magnification british prisms
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Periscope | is a | device for observation over | 0.90 | text |
| the Churchill | instance of | On later tanks | 0.80 | text |
| Cromwell | instance of | On later tanks | 0.80 | text |
| a similarly marked episcope provided a backup sighting mechanism aligned with a vane sight on the turret roof.Later | instance of | On later tanks | 0.80 | text |
| US-built Sherman tanks | instance of | On later tanks | 0.80 | text |
| British Centurion | instance of | On later tanks | 0.80 | text |
| Charioteer tanks replaced the main telescopic sight with a true periscopic sight in the primary role | instance of | On later tanks | 0.80 | text |
| range-finding | instance of | They may have additional optical capabilities | 0.80 | text |
| targeting | instance of | They may have additional optical capabilities | 0.80 | text |
| the Avro Vulcan | instance of | V-Bombers | 0.80 | text |
| Handley Page Victor | instance of | V-Bombers | 0.80 | text |
| the Nimrod MR1 as the | instance of | V-Bombers | 0.80 | text |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
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