Poland - Lower half of the Panoramic periscope sight PG-1 (for Poland or Slovakian army)

Panoramic Periscope Sight PG-1M is designed to enable precise aiming with artillery weapons in the vertical or horizontal plane during direct fire and fire from covered positions. The adjusting mechanism provides horizontal and vertical laying by the means of coarse and precise reading scales. In low visibility conditions such as smoke, snow or rain. The set includes an illumination system of the reticle, which enables its operation in low visibility conditions