Table:
0
A
B
C
D
E
F
1
Camera
Sensor resolution
Sensor
Output
CPU usage
IR LEDs
2
Ideal webcam
640x480
monochrome
highly compressed
small
Yes
3
OEM IR webcam
640x480
color
JPEG compressed
small
Yes
4
Sony PlayStation EyeToy
640x480
color
JPEG compressed
small
No
5
Sony PlayStation 3 Eye
640x480
color
JPEG compressed, raw
small
No
6
Microsoft Xbox Live Vision
640x480
color
JPEG compressed, raw
small
No
7
Nintendo Wii Remote
128x96
color
point coordinates
none
No
8
NaturalPoint TrackIR 1
60k pixels (e.g. 300x200)
monochrome
binary threshold
minimal
Yes
9
NaturalPoint TrackIR 2
60k pixels (e.g. 300x200)
monochrome
binary threshold
minimal
Yes
10
NaturalPoint TrackIR 3
355x288
monochrome
binary threshold
minimal
Yes
11
NaturalPoint TrackIR 3 Pro
355x288
monochrome
binary threshold
minimal
Yes
12
NaturalPoint TrackIR 4 Pro
355x288 (subsampled at 710x480)
monochrome
binary threshold
minimal
Yes
13
NaturalPoint TrackIR 5
640x480
monochrome
grayscale threshold
minimal
Yes
14
NaturalPoint SmartNav 1/2
60k pixels (e.g. 300x200)
monochrome
binary threshold
minimal
Yes
15
NaturalPoint SmartNav 3
355x288
monochrome
binary threshold
minimal
Yes
16
NaturalPoint SmartNav 4
640x480 (subsampled at 1280x480 )
monochrome
grayscale threshold
minimal
Yes

Questions and formulas:
Question: What was the sensor with a resolution of 355x288 for a Naturalpoint Trackir 3?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(B1="355x288")*(A1="naturalpoint trackir 3")),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,(B2:B16="355x288")*(A2:A16="naturalpoint trackir 3")),3))
Level: medium
Question: What was the sensor resolution with a minimal CPU usage for a naturalpoint trackir 3 pro?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(E1="minimal")*(A1="naturalpoint trackir 3 pro")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,(E2:E16="minimal")*(A2:A16="naturalpoint trackir 3 pro")),2))
Level: medium
Question: What was the output with no IR LEDs?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,F1="no"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,F2:F16="no"),4))
Level: medium
Question: What sensor has a resolution of 640x480 with small CPU usage, jpeg compressed output and a camera of sony playstation eyetoy?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(B1="640x480")*(E1="small")*(D1="jpeg compressed")*(A1="sony playstation eyetoy")),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,(B2:B16="640x480")*(E2:E16="small")*(D2:D16="jpeg compressed")*(A2:A16="sony playstation eyetoy")),3))
Level: medium