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Among scopes for rail mounts, the 22.5-degree V-shaped Zeiss rail is the most prevalent standard. It was introduced in 1990. After the patent expired in 2008, compatible scopes have been offered from manufacturers such as Blaser, [1] Leica, Minox, Meopta, Nikon, [2] Noblex (formerly Docter [3]), Schmidt & Bender [4] and Steiner. [5]
A SIG Sauer SSG 3000 bolt action rifle fitted with a Zeiss Victory Diavari 3-12x56 telescopic sight with Zeiss rail.. Zeiss inner rail, [1] generally simply referred to as Zeiss rail, is a ringless scope sight mounting system introduced by Zeiss in 1990 as an alternative to traditional ring mounts. [2]
Alt-alt mounts, or altitude-altitude mounts, are designs similar to horizontal equatorial yoke mounts or Cardan suspension gimbals. This mount is an alternative to the altazimuth mount that has the advantage of not having a blind spot near the zenith, and for objects near the celestial equator the field rotation is minimized. [7]
The FDA has granted 510(k) clearance to Abiomed Inc's (NASDAQ: ABMD) Impella Low Profile Sheath. Compared to the existing 14 French (Fr) sheath used for the placement of Impella CP, the new sheath ...
An off-axis optical system is an optical system in which the optical axis of the aperture is not coincident with the mechanical center of the aperture. The principal applications of off-axis optical systems are to avoid obstruction of the primary aperture by secondary optical elements, instrument packages, or sensors, and to provide ready access to instrument packages or sensors at the focus.
Expert Review of Medical Devices is a monthly peer-reviewed medical journal covering research on the clinical use of devices. It was established in 2004 and is published by Informa . According to the Journal Citation Reports , the journal has a 2013 impact factor of 1.784.
Maxim gun mount type PS-31 from pillbox No. 186 of the Kiev Fortified Region. The mount includes elements of the machine gun cooling system. A swing mount is a fixed mount that allows a far greater and more flexible arc of fire than the simple pintle mount system. Utilising a system of one or two articulated arms the gunner can swing the weapon ...
Rear, rotating diopter drum sight of a SIG SG 550 service rifle.The viewing aperture above the "3" (denoting the 300 m setting) can be seen. The diopter is in principle a vertically and horizontally (elevation and windage) adjustable occluder with a small hole (aperture), and is placed close in front of the shooter's aiming eye.
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