Ads
related to: motorized telescoping stern light partsboatoutfitters.com has been visited by 10K+ users in the past month
Search results
Results from the WOW.Com Content Network
Star Diagonal: Used to change the angle of the light coming out of a telescope, for easier viewing. Herschel Wedge: Similar to a star diagonal with a wedge-shaped unsilvered prism reflector that reduces incoming light by up to 95% for solar viewing. Coma corrector a correcting lens used to reduce coma distortion in fast reflecting telescopes.
F14 Compass, lensatic, M1918 – Parts and equipment, 16 September 1927; F15 Machine gun clinometer M1917 Parts and equipment; F16 Sight, panoramic, machine gun, M1918 – Parts and equipment; F17 Device, aiming, mirror, M1918 – Parts and equipment, 23 November 1926; F18 Night lighting device, parts and equipment; F19 Board, deflection, M1; F20
Type 4 work vehicle – designed for airfield construction, used the Type 2 light tank chassis; Experimental charge layer vehicle had a telescopic arm that was mounted on the turret. It was designed to carry a high explosive charge at the end of the extended arm.
Equatorial telescope mounts come in many designs. In the last twenty years motorized tracking has increasingly been supplemented with computerized object location. There are two main types. Digital setting circles take a small computer with an object database that is attached to encoders. The computer monitors the telescope's position in the sky.
There are two major variants, based on the location of the motor: [citation needed] Mechanical transmission, which connects a motor inside the ship to the outboard unit by gearing. The motor may be diesel or diesel-electric. Depending on the shaft arrangement, mechanical azimuth thrusters are divided into L-drive and Z-drive. An L-drive ...
The secondary armament of battleships (or the primary armament of light cruisers) was typically between 127 and 152 mm (5.0 and 6.0 in). Smaller ships typically mounted guns of 76 mm (3.0 in) and larger, although these rarely required a turret mounting, except for large destroyers, like the American Fletcher and the German Narvik classes.
Ads
related to: motorized telescoping stern light partsboatoutfitters.com has been visited by 10K+ users in the past month