Lighting Design
Lighting design calculators for illumination engineering. Plan fixture layouts, analyze color temperature, calculate voltage drop, and size electrical systems for optimal lighting solutions.
Tools
Available calculators
Projects
Manage projects, track stages, and organize work
Lighting Layout
Fixture count and illuminance
Color Temperature
Kelvin and color rendering
Voltage Drop
Wire sizing and voltage loss
Short Circuit
Fault current and breaker sizing
Generator Sizing
Emergency power capacity
Load Calculator
Dead and live load analysis
Time Tracking
Track project hours with stopwatch and manual entries
Window Types
Compare operation, ventilation, and performance
Invoice Creator
Create and export professional invoices
Task Management
Organize and track project tasks
Dimensions.com Search
Search dimensions for furniture, objects, and more
Snip Tool
Capture, annotate, and share screenshots
Clipboard History
Search, pin, and reuse copied content
Instant results
Get calculations in milliseconds. No waiting, no loading screens.
Industry standard
Built on established formulas and code requirements you can trust.
Always free
No sign-up required. No credit card. No hidden costs.
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