Fully-integrated vision technologies engineered for mobility, safety and situational awareness for the operator both day and night. Dual-wave, helmet-mounted solution delivers unmatched clarity in all battlefield and light conditions. BNVD-Fused features a large field-of-view and thermal range.

AN/PSQ-20增強型夜視儀 （英語： Enhanced Night Vision Goggle， ENVG）是一款由 ITT Exelis （英语：ITT Exelis） 為美軍開發的第三代單筒式夜視儀。 它同時結合了影像增強和 熱成像 兩個技術，配有一個直徑16公釐的 影像增強管 （英语：image intensifier tube） 和一個320x240高解析度 熱阻式微輻射感測器 （英语：microbolometer），並利用了視覺融合將兩個影像重疊，讓佩戴者能夠在光線非常少的環境下更容易辨識目標。 AN/PSQ-20、AN/PSQ-20A只有影像增強和視 …

Includes New Custom Fitted Ops Core Skull Crusher and an extra helmet mount and battery pack. The AN/PSQ-20B Enhanced Night Vision Goggle is a helmet-mounted and/or hand-held device that combines the light amplification capability of image intensifier night vision devices with the heat-sensing capability of thermal imaging systems.

Includes fast optics to absorb weak optical images in low light, and/or infrared and /or thermal image spectrum and make it visible by means of an image converter. An IMAGE INTENSIFIER, NIGHT VISION and other items may be included. See also VIEWER KIT, NIGHT VISION and CAMERA, INFRARED, INDUSTRIAL.

The AN/PSQ-42 Enhanced Night Vision Goggle-Binocular (ENVG-B) is a third-generation passive binocular night vision device developed for the United States Army by L3Harris. It combines dual tube image-intensifying (I²) and thermal-imaging technologies into a single goggle, enabling vision in low-light conditions.

PT26-21B-CT 规格书 . 5.0/5 rating 1 vote Last update: 30 4月 2021; File size: 524.61 KB; Downloaded: 199; Download. 产品（Products） ...

对比老款的ppq，psq系列除了笔杆以外，可以说是别无二致，主要就是简化了笔杆上印刷的信息，把全透明的笔杆改成了对应色的半透明树脂，颜值上是会好看一些，但本质上就是白金在提高这一入门款钢笔的价格，做了些小小的外观修改。

21b是表示灭火器灭火性能的灭火级别。 灭B类火的灭火器，其灭火性能以级别表示，它的级别代号由数字和字母B组成，数字表示级别数，字母B表示火的类型。

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