Specifications

(1)

 

Color system

NTSC,PAL

(2)

 

Optical system

1/2-inch F1.6 prism

(3)

 

Imaging system

RGB 3-chip

(4)

 

Imaging device

1/2-inch interline CCD (with microlenses)

 

Total pixels

NTSC: 811 (H) × 508 (V)

 

 

 

PAL : 795 (H) × 596 (V)

 

Effective pixels

NTSC: 768 (H) × 494 (V)

 

 

 

PAL : 752 (H) × 582 (V)

 

Effective image area

6.45 (H) ×

4.84 (V) mm

 

 

 

6.47 (H) ×

4.83 (V) mm

(5)

 

Encoder system

R-Y/B-Y

 

(6)

 

Sync system

Internal/external

 

 

 

(Automatic changeover VBS/BBS or HD/VD. However, the GL MODE

 

 

 

needs to be switched.)

(7)

 

Horizontal resolution

800 TV lines (Y signal center, Y OUT and DTL off)

(8)

 

Signal to noise ratio

NTSC￿ 63 dB typ(DNR:ON),60 dB typ(DNR:OFF)

 

 

 

PAL￿ 61 dB typ(DNR:ON),58 dB typ(DNR:OFF)

 

 

 

(Y OUT, ￿

=1, DTL off, Gain 0 dB)

(9)

 

Standard sensitivity

2000 lx, F8

(10)

Minimum illumination

1.5 lx (50 IRE, F1.6, Gain +20 dB, ULTRA GAIN ON)

(11)

Gamma correction

0.35 to 1.0 (on/off selectable)

(12)

Picture distortion

Total: 0 % (not including lens characteristics)

(13)

Registration

Total: 0.05 % (not including lens characteristics)

(14)

Vertical contour correction

2 H

 

(15)

Lens mount

C mount (flangeback: 17.526 mm in air)

(16)

Sensitivity selection

AGC (0 to +20 dB), Norm/High/Max (3 positions)

(17)

Detail control

DTL level and frequency

(18)

Ultra gain function

Approx. 12 dB increase by selecting CCD readout

 

 

 

(some loss of horizontal resolution)

Page 62
Image 62
Hitachi HV-D25 operation manual Specifications, Ntsc,Pal, B-Y