Revo RECDH409-2 - Manual (Page 18)

LENS ADJUSTMENT
(OPTIONAL VARIFOCAL LENS)
N
T
W
Adjust Focus
Adjust Angular Field View
Field of view: Adjust setting from Tele (T)
to Wide (W) field of View.
Focus: Adjust lens focus from near
(N) to infinity ( ).
DC AUTO IRIS LENS
Image Size 1 / 3 " C C D
Focal Length
Aperture Ratio
Angular
Field of View
2.8-12mm
DIAGONAL
o 2.8mm : 119.9
o 12mm : 28.80
2.8-12mm 5%
1 : 1.2 5%
Control ( - )
Control ( + )
Drive ( + )
Drive ( - )
LENS
16
9-22mm
DIAGONAL
o 9mm : 40.2
o 22mm : 16.1
9-22mm 5%
1 : 1.4 5%
1 / 3 " C C D
4-9mm
DIAGONAL
o 4mm : 92.4
o 9mm : 39.2
4-9mm 5%
1 : 1.6 5%
1 / 3 " C C D