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TV = - log2 (exposure time) ,exposure time是曝光时间单位是秒sec。 ③BV是被摄景物的亮度: BV =log2(B/0.3K) , B是景物亮度单位是Cd/cm2。 LV=BV+5。 ④SV是感光材料的感光度值: SV = log2(0.3S), ISO100的S值就是100. ⑤EV是曝光量: 则曝光公式为: ⑥AE table: 不同的曝光时间和ISO...
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TV = - log2 (exposure time) ,exposure time是曝光时间单位是秒sec。 ③BV是被摄景物的亮度: BV =log2(B/0.3K) , B是景物亮度单位是Cd/cm2。 LV=BV+5。 ④SV是感光材料的感光度值: SV = log2(0.3S), ISO100的S值就是100. ⑤EV是曝光量: ...
IWATA 岩田 真空泵 ISP-250C/E-TV/SV ISP-90 ISP-500C/250E ISP-50-SV 在线交易 少货必赔 纳加霍里科技(内蒙古)有限公司 1年 查看详情 ￥10.00/台 上海 实验室专用无油涡旋岩田迷你小型真空泵ISP-90 小型 筑坤机械(上海)有限公司 3年 查看详情 ￥99.00/台 江苏苏州 岩田ANEST IWAKI涡旋泵ISP-90...
Thank you, have a great day/night and yes, my next home tv will definitely be streaming tv. Dong Ngo May 7, 2024 at 2:06 am 👍 Shayla D. Mar 7, 2024 at 12:01 pm I am presently renting the following from Comcast Business Class, for use in my home-based business/airbnb in wh...
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