【Spec Comparison between NC-R550 and 1EM-CCD camera】 Specifications Pickup element NC-R550 NEC 1/2 inch Frame Interline Transfe 3EM-CCD 1EM-CCD Camera other venders 1/2-inch interline EM-CCD Effective pixels 658(H) × 496(V) 658(H) ×496(V) Resolution Horizontal: 800 lines Vertical: 350 lines (In the central part) Horizontal: 480 lines Vertical: 350 lines (In the central part) Ppictures Full color Color and monochrome configuration Signal to noise ratio (S/N) 65dB(NR:ON) 50 dB or more (luminosity signal, Gamma OFF, minimum gain, without detail boost) Sensitivity Moving picture: 0.0003(lx) Semi-video: 0.000003(lx) (F1.4, +90dB, 128x accumulation, D-GAIN 2x) 0.009 lx (Color in full motion, maximum sensitivity setup, F1.4, 50 IRE) 0.00015 lx (Color 64 time accumulation, maximum sensitivity setup. F1.4, 50 IRE) 0.005 lx (Monochrome in full motion, maximum sensitivity sensitivity setup. F1.4, 50 IRE) 0.000008 lx (Monochrome 64 time accumulation, maximum sensitivity setup, F1.4, 50 IRE) White balance FAW/AWB ATW: The mode which follows automatically AWC: The mode which holds a white balance after an automatic setup DNR Change of AUTO / MANU Change of AUTO / MANU AGC Change of AUTO / MANU Change of AUTO / MANU Output NTSC VBS 1.0Vp-p 75ΩUn-balancing. NTSC VBS 1.0Vp-p 75ΩUn-balancing. Lens mount Bayonet mount C / CS mount Power Requirements 12 VDC 12 VDC Operating Temperature - 10 ºC - + 45 ºC - 10 ºC - + 50 ºC / 30 - 80% RH *when in order for you to use with the efficiency which long time is stabilized, it continues uses by all means +40 ºC please use at below. Use lens BCTV Lens (ENG Lens) CCTV Lens