KEW 5204 Light Meter KYORITSU 5204 Light Meter The KYORITSU 5204 Light Meter is a precision instrument designed to measure light intensity accurately in various environments. The KEW 5204 ensures consistent readings, whether for professional lighting inspections, industrial maintenance, or workplace safety assessments. Its compact, portable design and easy-to-read display make it ideal for engineers, electricians, and lighting technicians requiring reliable illumination measurements in the field. Key Features: Wide Measurement Range: Measures illuminance from 0.0 lx to 199900 lx, suitable for a wide range of lighting conditions. Detachable & Rotatable Light Sensor: The light sensor can be detached and rotated to fit different measurement angles, providing versatility in use. Data Hold and MAX/MIN Function: Allows you to freeze measurements and record the highest or lowest values for later review. Large Backlit LCD Display: Ensures easy reading of measurements, even in low-light environments. LED Illuminance Measurement: Specifically designed to measure LED illuminance, verified by typical testing conditions. Specifications Table Function Range Accuracy Illuminance 199.9 lx, 1999 lx, 19990 lx, 199900 lx ±4%rdg ±5dgt (23°C ±2°C) Resolution 0.1 lx — Angle Deviation from Cosine Characteristics 10° ±1.5%, 30° ±3%, 60° ±10%, 80° ±30% — Relative Spectral Sensitivity Characteristics Deviation from spectral luminous efficiency: 9% — Response Time Auto-ranging: 5s or less, Manual ranging: 2s or less — General Specifications Feature Details Power Source R6/LR6 (AA) (1.5V) × 2 Auto Power Off 30 minutes Operating Temperature and Humidity Range 0 to 40°C, relative humidity 80% or less (no condensation) Storage Temperature and Humidity Range -10 to 60°C, relative humidity 70% or less (no condensation) Dimensions 169(L) × 63(W) × 37(D)mm Weight Approx. 210g Cable Length Approx. 260mm to 1000mm Accessories Included Carrying Case 6F22 × 1 Photocell Cover Instruction Manual Warranty: 1 Year