Light Meters – Lux, FC, Color Temperature Corrected

$117.00$198.00

Sper Light Meters – Lux, FC, Color Temperature Corrected light meters: four light meters calibrated to read in Lux, or Foot-Candles, or both Lux and Foot-Candles and an advanced version color temperature compensated for tungsten, fluorescent,  sodium and mercury sources. All probes are color and cosine corrected for CIE photopic spectrum.

Ordering Information

Each light meter kit comes ready to use and includes: meter. soft padded case, instructions, detachable sensor with cover and 9 V battery.  When ordering please select factory or NIST traceable calibrtion certificate. We will ship factory calibrated unless NIST is selected from the drop-down menu.

Clear

Description

Light Meters – Lux, FC, Color Temperature Corrected

Sper Light Meters – Lux, FC, Color Temperature Corrected light meters: four light meters calibrated to read in Lux, or Foot-Candles, or both Lux and FC and an advanced version color temperature compensated for tungsten, fluorescent,  sodium and mercury sources. All probes are color and cosine corrected for CIE photopic spectrum.

Features of the Lux, FC, and Color Temperature Corrected Light Meters

  • Sensors color and cosine corrected to CIE photopic spectrum
  • Large, easily read display
  • External zero adjustment
  • NIST traceable certificate (option)
  • Hold function
  • Easel back
  • Model 840006 reads Lux (0-20,000 Lux)
  • Model 840021 reads Foot-Candles (0 – 2,000 FC)
  • Model 840020 reads Lux (0-400,000 Lux), Foot-Candle (0 – 40,000 FC), min/max and bar graph display, computer output
  • Model 840022 reads Lux (0-400,000 Lux), Foot-Candle (0 – 40,000 FC), min/max, bar graph display, hold function, computer output  and color corrected for tungsten, fluorescent, sodium and mercury lighting

Specifications

840006 – Lux 
Range Resolution Accuracy
0 – 1,000 Lux 1 Lux ±(5%+4dgt)
2,000 – 10,000 Lux 10 Lux ±(5%+4dgt)
840021 – Foot-Candle
0 – 199.9 FC 0.1 FC ±(5%+4dgt)
200 – 1999 FC 1 FC ±(5%+4dgt)
Electronic Specifications (23±5°C); Tested under the environmental RF field strength less than 3 V/Mand frequency less than 30 MHz.

 

840020 840022 –  Lux and FC
Range In-range Display Resolution Accuracy
40.00 Lux 0 – 40.00 0.01 ±(3% rdg+0.5% fs)
400.0 Lux 36.6 – 400.00 0.1 ±(3% rdg+0.5% fs)
4,000 Lux 360 – 4,000 1 ±(3% rdg+0.5% fs)
40,000 Lux 3600 – 40,000 10 ±(3% rdg+0.5% fs)
400,000 Lux 10,000 – 400,000 100 <100,000 ±(3% rdg+0.5% fs)
>100,000 for reference only
4.000 FC 0 – 3.720 0.001 ±(3% rdg+0.5% fs)
40.00 FC 3.35 – 37.20 0.01 ±(3% rdg+0.5% fs)
400.0 FC 33.5 – 3720.0 0.1 ±(3% rdg+0.5% fs)
4,000 FC 335 – 3,720 1For ±(3% rdg+0.5% fs)
40,000 FC 930 – 37,200 10 <9,300 ±(3% rdg+0.5% fs)
>9300 for reference only
Accuracy tested by a standard parallel light, tungsten lamp of 2856°K

Ordering Information

Each light meter kit comes ready to use and includes: meter. soft padded case, instructions, detachable sensor with cover and 9 V battery.  When ordering please select factory or NIST traceable calibrtion certificate. We will ship factory calibrated unless NIST is selected from the drop-down menu.

Optional Equipment

840057 RS232 cable (840020, 840022 only)
850080 Software (840020, 840022 only)
840094 RS232 to USB adaptor cable
(840020, 840022 only)
840093 Field tripod
840090 Water resistant instrument pouch

 

 

 

Additional information

Select units (LUX), FC, Both

LUX, Foot-Candles, Both LUX, FC, Both LUX, FC & color temp balance

Select factory or NIST cal certificate

Factory calibration, NIST traceable cal cert

You may also like…