Lighting Calculator (FREE)

照明計算器..輕鬆計算燈具配件所需的數量...

LIGHTING CALCULATOR. (FREE)

Calculate the required number

of Light fittings, for a specific

Room in seconds.

The Calculation is Done in 2 Steps.

Step 1 : Calculates the Room Index.

Simply Enter the Room Size, and Work

Height, And Room Index Will be Calculated.

Step 2 : Use the Room Index Calculated,

to Get the correct Utilisation factor (UF),

From manufactrurers data.

The required Illuminance for selected

room is selected for you.

Enter The Required Maintenance Factor (MF),

And Calculator will calculate the total

number of fittings required to give

correct Flux level for selected room Type.

Simple and effective app, designed

to make lighting calculations

quick and easy.

Illuminance (Flux) Ratings for rooms

are taken from guidance for CIBSE.