8581 AT A GLANCE

8581 AT A GLANCE

• POCKET-KNIFE DESIGN, EASY TO USE !
• LUX / fc UNIT SELECTABLE !
• AUTO POWER OFF IN 20 MINUTES !
• AUTO / MANUAL RANGE SELECTION !
• HOLD FUNCTION FREEZES VALUE !

FEATURE

• Display light level in Foot Candles (fc) or Lux (lx) with a resolution of 0.01 lux and 0.001 fc.
• Built-in light sensor silicone fixed.
• Measure from 0.01 lux to 20000 lux and from 0.001 fc to 2000 fc.
• Optional CIE ( ) f 1′<2% ,<3%, <5% , <8%, v ( ) match..
• Cosine Response : f 2′ < 2% at 150 degree.
• Hold function to freeze the reading for making note.
• Zero point self-calibration at range 99.99 Lux or 9.999 fc . 4 points calibration.
• The auto power off function can be disabled to facilitate period monitoring
• Powered by two pieces CR2032 button cell
• Pocket-knife design cover preserves sensor life
• Waterproof housing
• Conversion : 10.764 x fc (Foot of candles)=Lux (Lumens/meter2)
• 0.0929 x 1ux =fc (Lumens/foot2)Color corrected and hermetically sealed to ensure stability.

Technical Specification