Lighting Calculations
Professional-grade tools and guidelines for accurate light level planning. Calculate illumination requirements, fixture quantities, and optimal spacing for any project.
Calculation Tools
Lumen Calculator
Calculate required lumens based on space size and activity
Room Analyzer
Space-specific lighting recommendations and guidelines
Spacing Guide
Professional spacing and mounting guidelines
Professional Help
Get expert assistance for complex projects
Calculate Required Illumination
Space Details
Lighting Requirements
Recommendations
Enter room dimensions and select room type to receive personalized lighting recommendations.
Lighting Guidelines
Residential Spaces
Recommended illumination levels for comfortable living environments
- Living Room: 10-20 FC
- Dining Room: 20-30 FC
- Kitchen (General): 20-50 FC
- Kitchen (Task): 50-100 FC
- Bedroom: 10-20 FC
- Bathroom: 20-50 FC
Commercial Spaces
Professional lighting standards for business environments
- Office (General): 20-50 FC
- Office (Task): 50-100 FC
- Retail (General): 20-50 FC
- Retail (Display): 100-200 FC
- Restaurant: 5-20 FC
- Hotel Lobby: 10-20 FC
Fixture Spacing
Optimal spacing guidelines for even light distribution
- Pendant Lights: 30-36"
- Chandelier Height: 30-34"
- Sconce Height: 60-66"
- Track Spacing: 4-6 ft
- Recessed Spacing: 4-6 ft
- Under-Cabinet: 12-18"
Light Quality
Color temperature and rendering guidelines
- Warm White: 2700K
- Soft White: 3000K
- Cool White: 4000K
- CRI Minimum: 80+
- CRI Preferred: 90+
- R9 Value: 50+
Room-by-Room Calculator
Living Room
10-20 FC ambient
Dining Room
20-30 FC general
Kitchen
20-100 FC task
Bedroom
10-20 FC ambient
Bathroom
20-50 FC task
Office
20-100 FC work
Living Room Lighting
Create a comfortable, layered lighting scheme for relaxation and entertainment.
Chandelier/Pendant
Central focal point for ambient lighting. 30-34" above seating area.
Table Lamps
Task lighting for reading. 58-64" from floor to shade bottom.
Wall Sconces
Accent lighting to create ambiance. 60-66" mounting height.
Floor Lamps
Additional task and ambient lighting. Position for reading areas.
Dining Room Lighting
Focus on creating intimate dining atmosphere with proper task lighting.
Dining Chandelier
Primary lighting centered over table. 30-34" above table surface.
Buffet Lamps
Accent lighting for serving areas. Coordinate with chandelier style.
Wall Sconces
Ambient lighting to enhance atmosphere. Consider dimmable options.
Kitchen Lighting
Layer task, ambient, and accent lighting for both function and style.
Island Pendants
Task lighting over work surfaces. 30-36" above countertop.
Under-Cabinet
Task lighting for food preparation. LED strips work well.
Recessed Lights
General illumination. Space 4-6 feet apart for even coverage.
Bedroom Lighting
Create a relaxing atmosphere with layered lighting for comfort and functionality.
Ceiling Fixture
Central ambient lighting. Consider dimmable chandelier or pendant.
Bedside Lamps
Task lighting for reading. 24-27" from mattress to shade bottom.
Accent Lighting
Wall sconces or LED strips for ambient mood lighting.
Bathroom Lighting
Focus on task lighting around mirrors with complementary ambient illumination.
Vanity Lighting
Side-mounted sconces or linear fixture above mirror. Even face illumination.
Shower Lighting
Recessed lights rated for wet locations. Avoid shadows in shower area.
Ambient Lighting
Central fixture for general illumination. Consider decorative chandelier.
Office Lighting
Optimize for productivity with proper task lighting and minimal glare.
Desk Lighting
Adjustable task lighting from side or behind to avoid screen glare.
Overhead Lighting
Even general illumination. Avoid direct glare on computer screens.
Accent Lighting
Wall sconces or floor lamps to reduce contrast and eye strain.
Professional Support
Need help with complex lighting calculations? Our lighting designers are here to assist with your project requirements.
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