ST520是一種色度計,對寬光源的亮度和色溫進行了精密測量。ST520S是一種色度計,它對LED光源的亮度和色溫進行了精確的測量。ST522是一種具有選擇功能的多光源亮度和色溫測量精度的色度計。每一個都符合國際照明委員會的光學光譜響應和顏色溫度。 - 光亮度和顏色坐標的精密儀器。
- 滿足國際照明委員會的光譜響應。
- 顏色溫度或相關顏色溫度。
- 色差模式的定制參考值。
- 勒克斯或英尺蠟燭單位選擇
型號 | ST520 | ST520S | ST522 | Light Source光源 | General Source | LED Source | Source Selectable | Measuring Function 測量范圍 | Illuminance:Ev (lx or fcd) Color Coordinate:(x, y) , (u', v') (CIE 1960) Correlated Color Temperature:CT, ⊿uv Color Difference:(⊿Ev,⊿x,⊿y) , (⊿Ev,⊿u',⊿v') , (⊿Ev,⊿u'v') , (One set of reference color) | Illuminance:Ev(lx or fcd) Color Coordinate:(x, y),(u', v')(CIE 1960) Correlated Color Temperature:CT, ⊿uv Color Difference:(⊿Ev, ⊿x, ⊿y),(⊿Ev, ⊿u', ⊿v'), (⊿Ev,⊿CT,⊿u'v')(One set of reference color) | Measuring Range范圍 | Ev:0~80,000 lx (0~7,432 fcd) CT:99,990 K Max. | Accuracy準確度 (at 25°C/ 77°F, 60% RH) | Ev:± 5%(3,000 lx, standard illuminant A measured) x, y:± 0.02(100 lx, RGB LED Light) | Ev:±(3%+2 Digital)(3,000 lx, standard illuminant A measured) x, y:± 0.02 (100 lx, RGB LED Light) CT:± 4 % | Resolution測量范圍 | Ev:1(0~9,999),10(Over 10,000), lx ; 0.1(0.0~999.9),1(Over 1,000), fcd ; CT:1(0~9,999),10(Over 10000), K ; x, y:0.001 ; u', v':0.001 | Response Time響應時間 | Approx. 1 sec. | Temperature Drift準確度 | Ev:±(5%+2 Digital)(3,000 lx, standard illuminant A measured) x, y:± 0.008(100 lx, RGB LED Light) | Humidity Drift | Ev:±(3%+2 Digital)(3,000 lx, standard illuminant A measured) x, y:± 0.005(100 lx, RGB LED Light) | 操作溫度 | 0°C to 50°C (32°F to 122°F),Less than 80% RH | 儲存溫度 | -10°C to 60°C (14°F to 140°F),Less than 85% RH | 重量 | 179g(6.3 oz.) without battery | 尺寸 | Main Instrument:140x49x29 mm(5.5"x1.9"x1.1") Sensor Probe:165x50x36mm(6.5"x2.0"x1.4") | 配件 | 9V Battery, Instruction manual, Carrying case, Sleeve |
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