Filter Wheel

Question 1

CLear Filter (C)

Answer 1

• used when the maximum sensitivity is needed during
low-light conditions

• Image display is monochromatic
• default for LLTV

Question 2

IR-Cut (IC)

Answer 2

• default filter when DTV auto is selected
• protects LLTV when firing the LRD
• removes reddish tones in DTV

Question 3

Visible-Cut (VC)

Answer 3

• blocks most visible light allows NIR energy to pass
through

• used to increase visibility through haze conditions
• produces monochromatic image
• used to spot the LTM and NIR beacons on the ground

Question 4

YYttrium-Aluminum-Garnet (YAG)

Answer 4

• use when visible light could mask the LRD spot

* helps DTV find the LRD spot