Advanced
5 min
Lighting
Lighting Design Calculator
Plan lighting layouts and calculate illumination levels. Optimize light distribution and energy efficiency for professional installations.
Lighting Design Parameters
Calculate illumination levels, fixture layout, and energy efficiency for professional lighting design
Recommended: 500 lux
Room Dimensions
Lighting Requirements
Fixture Specifications
Typical range: 0.7-0.9 (accounts for lamp depreciation and dirt)
Surface Reflectances
0.7-0.9
0.3-0.7
0.1-0.3
Lighting calculations use the lumen method for average illuminance. Consider uniformity ratios and local lighting codes for final design validation.
Actions
Lighting Design Results
Illumination analysis and fixture layout recommendations
Design Compliant
Lighting design meets target illuminance with good uniformity
Number of Fixtures
48
6 × 8 layout
Average Illuminance
566
lux
Fixture Layout
Length Spacing
1.25 m
Width Spacing
1.33 m
Performance Metrics
Uniformity Ratio
0.88
Power Density
21.6 W/m²
Energy Efficiency
26.2 lm/W
Utilization Factor
0.295
Technical Details
Room Area:80 m²
Mounting Height:2.2 m
Total Lumens Required:169,503 lm
Lumens per Fixture:4,000 lm
Design Recommendations
- • High power density. Consider using more efficient LED fixtures to reduce energy consumption.
Calculation Notes
• Calculations based on lumen method for average illuminance
• Utilization factor considers room geometry and surface reflectances
• Maintenance factor accounts for lamp depreciation and dirt accumulation
• Uniformity ratio should be ≥0.4 for good lighting quality