HP881A可分合新型數字式照度計                             
                  Dispart & Coalescent New style Lux Meter
 
顯示Display : 3 1/2 digits LCD display,
 maximum reading value display 1999 .
測量范圍Ranges: 1-50,000Lux.
分辨率Resolution: 1Lux .
精確度Accuracy:≤10,000Lux:±4%rdg±0.5f.s
≥10,000Lux:±5%+10digits .
重復性Repeatability: ±2% .
溫度特性Temperature Characteristic:±0.1%/℃ .
測試速度Test rate: 0.4 sec.
感光檢測器Photo detector: one silicon photo diode with filter.
機身尺寸Dimension: 165×67×32mm .
重量Weight:約approx. 155 g (含電池including battery) .

HP-881B可分合新型數字式照度計                             
                  Dispart & Coalescent New style Lux Meter
 
顯示Display : 3 1/2 digits LCD display,
 maximum reading value display 1999 .
測量范圍Ranges: 1-100,000Lux.
分辨率Resolution: 1Lux .
精確度Accuracy:≤10,000Lux:±4%rdg±0.5f.s
≥10,000Lux:±5%+10digits .
重復性Repeatability: ±2% .
溫度特性Temperature Characteristic:±0.1%/℃ .
測試速度Test rate: 0.4 sec.
感光檢測器Photo detector: one silicon photo diode with filter.
機身尺寸Dimension: 165×67×32mm .
重量Weight:約approx. 155 g (含電池including battery) .

HP-881C可分合新型數字式照度計                             
                  Dispart & Coalescent New style Lux Meter
 
顯示Display : 3 1/2 digits LCD display,
 maximum reading value display 1999 .
測量范圍Ranges: 1-200,000Lux 0.01FC~20,000FC
分辨率Resolution: 1Lux .
精確度Accuracy:±4%rdg±0.5%f.s≤20,000LUX/2,000FC;±5%rdg±10dgt＞20,000LUX/2,000FC.
重復性Repeatability: ±2% .
溫度特性Temperature Characteristic:±0.1%/℃ .
測試速度Test rate: 0.4 sec.
感光檢測器Photo detector: one silicon photo diode with filter.
數據保持（峰值保持）.
背光照明.
機身尺寸Dimension: 165×67×32mm .
重量Weight:約approx. 160 g (含電池including battery) .