OMEGA Engineering, Inc. Handheld Light Meter HHLM3

Common Specifications Display: 31/2 digit LCD with a maximum reading of 1999 Low Battery Indication: An icon is displayed when the battery voltage drops below the operating level Battery Life: 300 Hrs. typical use Operating Environment: 0 to 50C (32 to 122F), <70% relative humidity Storage Temperature: -20 to 60C (-4 to 140F), 0 to 80% R.H. with battery removed from meter Accuracy: Stated accuracy at 23C 5C (73F 9F), <75% relative humidity Dimensions: 155 H x 48 W x 24 mm D (6 x 5.8 x 4.9") Weight: Approx. 81 g (3 oz.) including battery Battery: 1.5V x 4 pcs AAA size, included Battery Life: 300 hours, typical use HHLM3 Lux Light Meter Sensor: Silicon photodiode Range: 20 lux, 200 lux, 2000 lux, 20000 lux, 20 fc, 200 fc, 2000 fc, 20000 fc Resolution: 0.01 lux, 0.01 fc Accuracy: (3% FS +1 digit) using a 2856 K standard light source HHUVA1 UVA Meter (Ultraviolet) Sensor: UV Photo diode Range: 0 to 199.9 W/cm2 0 to 1.999 mW/cm2 0 to 19.99 mW/cm2 Accuracy: (4% FS 2 dgts) (FS: full scale) UV Sensor Spectrum: Band pass 320-400nm Zero: Automatic