| Model |
LDM-20S |
LDM-21S |
Signal System |
NTSC |
PAL |
Scanning System |
2:1 Interlace |
Scanning Frequency(H) |
15.734 KHz |
15.625kHz |
Scanning Frequency(V) |
59.94 Hz |
50Hz |
Image Sensor |
1/3 inch IT CCD |
Sync. System |
Internal |
Total Pixels Number |
811(H) x 508(V) 410K |
795(H) x 596(V) 470K |
Effective Pixels Number |
768(H) x 494(V) 380K |
752(H) x 582(V) 440K |
Horizontal Resolution |
600 TV Lines (BW 650TV Lines) |
Video Output Level |
1.0 Vp-p (75Ω, Composite) |
S/N Ratio |
More than 50dB (AGC Off) |
Lens |
Fixed Lens (f=3.8mm) |
Min. Illumination |
0.05 Lux (Color), 0.00 Lux (IR LED On) |
Digital Noise Reduction |
Low, Middle, High, Off |
OSD Menu |
English, Chinese |
White Balance |
ATW, Manual, Push |
AGC |
On/Off |
SBLC |
Off, Low, Middle, High |
Flickerless |
On/Off |
Privacy Zone |
On/Off (4 Programmable Zone) |
Motion detection |
On/Off (4 Programmable Zone) |
Mirror Function |
Horizontal |
IR LED & Sensor |
Intelligent IR Technology, IR LEDs (850nm, 30˚) 24EA |
IR LED Lighting Distance |
Max. 20m |
Electronic Shutter Speed |
1/60~1/120,000 |
1/50~1/120,000 |
Manual Shutter Speed |
1/60, 1/250, 1/700, 1/1K, 1/1.6K, 1/2.5K, 1/5K, 1/7K, 1/10K, 1/30K, 1/60K, 1/120K |
1/50, 1/250, 1/700, 1/1K, 1/1.6K, 1/2.5K, 1/5K, 1/7K, 1/10K, 1/30K, 1/60K, 1/120K |
Power Voltage |
12VDC (10V~15V) |
Power Consumption |
Max. 4.5W/360mA |
Dimensions |
Surface : 100.0 x 124.5 mm / Flush : 100.0 x 111.0 mm |
Weight (Net) |
Approx. 1210g |
|
