Features
1. 1/3" Sony Super HAD CCD
2. 600TVL
3. 3mm~12mm auto varifocal lens
4. 485 line control with OSD menu
5. Φ8×24PCS IR LED
6. 40m IR distance
Parameters
| Model | DF-640RN | DF-641CTR | DF-642ZTR |
| Image Sensor | 1/3" Sony Super HAD CCD | ||
| Pixels(H×V) | P:752(H) ×582(V) N:768(H) ×494(V) | P:752(H) ×582(V) N:768(H) ×494(V) | P:752(H) ×582(V) N:768(H) ×494(V) |
| Scanning System | PAL/NTSC | ||
| Horizontal Resolution | 480TVL | 600TVL | 540TVL |
| Synchronization | Internal | ||
| Minimum Illumination | 0Lux/F1.2(IR LED ON) | ||
| Backlight Compensation | Automatic | ||
| Electronic Shutter | 1/50(1/60)~1/100,000 Sec. | ||
| White Balance | Automatic | ||
| Lens | 3mm~12mm | ||
| IR LED | Ø8×24PCS | ||
| IR Wavelength | 850nm | ||
| IR Viewing Range | 40m | ||
| S/N Ratio | ≥48dB | ||
| Gamma Correction | 0.45 | ||
| Video Output | 1.0Vp-p/ 75Ω | ||
| Operation Temperature | -20℃~50℃ | ||
| Power Supply | DC 12V, 1,000mA | ||
| Dimensions (mm) | 308×112×82mm | ||
| Weight (g) | 1145g | ||
| IP Grade | IP66 | ||