Nights

Question 1

Weather

Answer 1

Ceiling/ visibility
Cloud clearance
Winds

Question 2

Tactical flight mission planning

Answer 2

Analyze the mission (METTTC)
Map/Photo recon
Select terrain flight modes and techniques
Select primary and alternate routes
Distance and ETE
Fuel
Weather briefing
Crew brief

Question 3

Dark Adaptation

Answer 3

Definition
Starting level
Sensitivity
Time to adapt (30-45min)
Time to readapt

Question 4

Employ aviator night vision imaging system

Answer 4

Conduct operators checks
Properly mount ANVIS on helmet
Adjust ANVIS to obtain OSAP (optimal sight adjustment point)

Question 5

React to ANVIS failure

Answer 5

Announce ANVIS/ goggle failure to crew
Transfer the controls
Troubleshoot ANVIS failure
Announce results of troubleshooting

Question 6

Night vision protection
Protective equipment

Answer 6

Red light/ red lens goggles
Supplemental oxygen
Sunglasses

Question 7

Protective measures

Answer 7

Cockpit lighting adjustment
Exterior lighting adjustment
Light flash compensation

Question 8

Light flash compensation

Answer 8

Turn away
Close one eye
Aerial weapons system
Automatic weapons system

Question 9

Night vision techniques

Answer 9

Scanning
Off center vision
Shapes and silhouettes

Question 10

NVG Characteristics

Answer 10

Definition
Intensification (2000 - 3000x magnification)
Acuity (20/25 - 20/70)
Limited field of vision(40’ FOV)
Voltage low indicator (30 min)
Power supply (alkaline or lithium)

Question 11

Night central blind spot

Answer 11

Central or night blind spot
Scotopic vision
Peripheral vision

Question 12

NVG visual deficiencies
Operational defects

Answer 12

Shading
Edge glow
Emission points
Flashing/flickering

Question 13

NVG visual deficiencies
Cosmic blemishes

Answer 13

Image distortion
Image disparity
Bright spots
Black spots
Chicken wire
Fixed pattern noise
Output brightness variation

Question 14

NVG Operational Considerations

Answer 14

Color discrimination
Air/ground speed limits
Lights and lighting
Magnification
Weather
Weapons
Aircraft lighting

Question 15

Lights and lighting

Answer 15

Performance related
Effects of bright lights
Automatic brightness control
Bright source protection
Tunnel vision

Question 16

Depth perception and distance estimation

Answer 16

Degree of contrast
Available light
Type of NVDs
Experience

Question 17

Visual illusions

Answer 17

False horizon
Fixation/fascination
Confusion with ground lights
Vection
Aerial perspective
Structural illusion
Height depth perception
Crater illusion
Autokinesis

Question 18

Binocular cues

Answer 18

Depends on the slightly different view each eye has of an object
Operates more subconscious than monocular cues

Question 19

Monocular cues

Answer 19

Geometric perspective
Retinal image size
Aerial perspective
Motion parallax

Question 20

Geometric perspective

Answer 20

Linear perspective
Apparent foreshortening
Vertical position in the field

Question 21

Retinal image size

Answer 21

Known size of object
Increasing/ decreasing size
Terrestrial association
Overlapping contours

Question 22

Aerial perspective

Answer 22

Fading of colors and shapes
Loss of detail and texture
Position of light source and direction of shadow