спостереження при закритих люках (напр. із танка)
infrared viewing
viewing angle
viewing aid
viewing device
viewing direction
viewing distance
viewing range
night viewer (viewing device)
commander's hatch
driver's hatch
escape hatch
hatch
roof hatch
bustle hatch
crew hatch
ditching hatch
hatch crew
armored hatch
driver's hatch hood
engine hatch
access hatch
emergency exit hatch
maintenance hatch
rescue hatch
rescue hatch window
afterhatch / aft hatch
jump out of a hatch
companionway hatch
hatch cover
sliding hatch
closed area
closed-breech scavenger system