A foot-candle (or foot-candle, fc, lm/ft2, or ft-c) is a measurement of light intensity. One foot-candle is defined as enough light to saturate a one-foot square with one lumen of light. The illuminance in lux is calculated by dividing the illuminance in Footcandles by 0.09290304, 或...
Light meter in your pocket! Exclusive accuracy of measurements. Calibrated with professional high-precision illuminometer. We have made this Light Meter for…
Light meter - Easy to use, quick Lux measurement in your pocket. With latest iOS 8.0 (iPhone) features and technology, this app works great with high precision…
类型 LED (LUX/FC) 测光表 操作环境 5 ~ 40 °C (41 ~ 104 °F), 0 ~ 80% RH 电池寿命 约200小时 显示 4000计数,最大显示3999 存储环境 -10 ~ 60 °C (14 ~ 140 °F), 0 ~ 70% RH 包装和发货信息 Packaging Details 标准工厂包装 ...
【HIGHER ACCURACY】±4%rdg ±0.5%f.s (less 10,000 Lux;1,000 FC) / ±5%rdg ±10dgt (over 10,000 Lux;1,000FC) ;Resolution:0.1Lux / 0.01Fc ; 0.1 - 400,000Lux/1 - 40,000FC;Measurement speed: 2 times / second 【WIDE MEASURE RANGE】Holdpeaklight meter can measure luminance with ...
Home Knowledge Center How To Use Lux Meter | Measurement Methods and Principles Illuminometer principles Illuminometers quantify the brightness of a lit surface by measuring luminous flux per unit of area. The instrument must have the same sensitivity as the human eye for each light wavelength, ...
支持定做 OEM 原产地 Fujian, China 功率 electronic 保修期 1 Year 品牌 HEDAO 型号 WT81 测量范围 0 ~ 200000lux 勒克斯精度 ± 3% rdg (低于10000勒克斯) Lux precicion ± 4% rdg (10000勒克斯以上) 显示 大型LCD字符显示 温度测量范围 -9.9 'C ~ 49.9C ...
Digital Sound Level Meter Calibrator 94dB & 114dB for 1/2" and 1" inch Microphone Portable w/ Backlight Calibration Tool M M***o 2024年3月12日 我对产品的质量非常满意,并将在不久的将来再次订购。 根据 英语 翻译而来 显示原文 Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humid...
Lux is a unit of measurement that quantifies the amount of light falling on a surface. Lux levels indicate the brightness or intensity of light in a given area. The recommended lux levels for modernoffice lightingare determined based on factors such as the nature of work, task requirements,...
测光仪是一款二合一的光强度 (lux) 和曝光计,具有可自定义的模式和设置。无论您是想拍摄完美的照片还是优化任何空间的照明,测光仪都可以在您的手机上提供专业品质的读数。 忘记您必须随身携带的昂贵专业设备。使用测光仪,您只需单击一下即可获得光强度数据,以选择手动或胶片摄影的最佳设置,调整家庭、工作或温室照明...