型号 | KH-BM188C KH-BM180C | KH-BM188B KH-BM180B | KH-BM228B KH-BM220B | KH-BM238B KH-BM230B | KH-BM268B KH-BM260B | KH-BM278B KH-BM270B | 影像感应器 | 1/4'' Super HAD CCD | 1/4'' Exview HAD CCD | 1/4'' SONY CCD | 1/4'' Exview HAD CCD | 1/4'' SONY CCD | *象素 | 752H×582V | 752H×582V | 795H×596V | 795H×596V | 752H×582V | 752H×582V | 同步系统 | 内同步或外同步 | 视频输出 | VBS 1.0Vp-p/75Ω | 白平衡 | 自动/手动 | 扫描系统 | 15.625KHz(H) 50Hz(V) | 水平解析度 | 480TVL | 信噪比 | >50dB | >50dB | >50dB | >50dB | >50dB | >50dB | 电子快门 | 1/50~1/10,000s | 1/1~1/10,000s | 1/50~1/30,000s | 1/50~1/40,000s | 1/1~1/10,000s | 1/50~1/120,000s | 照度 | 1Lux | 0.01Lux | 0.01Lux | 0.01Lux | 0.01Lux | 0.01Lux | 焦距长度 | f=4.1~73.8mm | f=4.1~73.8mm | f=4~88mm | f=3.6~82.8mm | f=3.5~91mm | f=3.25~88mm | 变焦倍数 | 总变焦216X 光学变焦18X 数码变焦12X | 总变焦264X 光学变焦22X 数码变焦12X | 总变焦230X 光学变焦23X 数码变焦10X | 总变焦312X 光学变焦26X 数码变焦12X | 总变焦270X 光学变焦27X 数码变焦10X | 光圈&变焦 | 自动/手动 |
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