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  2. Disappearing-filament pyrometer - Wikipedia

    en.wikipedia.org/wiki/Disappearing-filament...

    The simplest design has optics like a Keplerian telescope. A thin wire , placed at the focal plane of the objective lens, is heated by electric current. [1] [2] [3] When seen through the eyepiece, the wire appears silhouetted in front of the hot luminous object under investigation. The user compares the brightness of the glowing filament with ...

  3. AN/PVS-7 - Wikipedia

    en.wikipedia.org/wiki/AN/PVS-7

    The AN/PVS-7 is a single tube biocular night vision device.Third-generation image intensifiers are able to be installed and are standard for military night vision. Most newer PVS-7 intensifier tubes are auto-gated to prevent image intensifier damage if exposed to intense light.

  4. Night-vision device - Wikipedia

    en.wikipedia.org/wiki/Night-vision_device

    An M16A1 rifle fitted with the AN/PVS-2 Starlight scope. First-generation passive devices developed by the US Army in the 1960s were introduced during the Vietnam War.They were an adaptation of earlier active technology and relied on ambient light instead of using an extra infrared light source.

  5. List of laser types - Wikipedia

    en.wikipedia.org/wiki/List_of_laser_types

    Mid-infrared to far-infrared. Research, Future applications may include collision-avoidance radar, industrial-process control and medical diagnostics such as breath analyzers. Quantum dot laser: wide range. Medicine (laser scalpel, optical coherence tomography), display technologies (projection, laser TV), spectroscopy and telecommunications.

  6. FG 1250 - Wikipedia

    en.wikipedia.org/wiki/FG_1250

    The FG 1250 or Fahr- und Zielgerät FG 1250 (driving and aiming device FG 1250) was a German active infrared night-vision device mounted on tanks and other armored vehicles. It was developed by Ing Gaertner of the German optics company Carl Zeiss AG beginning in 1941. [1] According to other sources, it was developed by AEG and produced by Ernst ...

  7. SOPMOD - Wikipedia

    en.wikipedia.org/wiki/SOPMOD

    Elcan SpecterDR 1-4x Scope + Docter MRD (SU-230/PVS) Trijicon ACOG TA31ECOS 4x Scope + Docter MRD (SU-237/PVS) [11] Insight AN/PVS-24 Clip-On Night Vision Device-Image Intensified (CVND-I 2) [12] US Army 75th Rangers using multiple Block II accessories on their rifles at night. Note the Insight WMX 200 light mounted on the rifle of the operator ...