Inputs

Room length m Enter a numeric project value in m at or above 0.1. Room width m Enter a numeric project value in m at or above 0.1. Ambient target illuminance lux Enter a numeric project value in lux at or above 1. Reading target illuminance lux Enter a numeric project value in lux at or above 0. Wardrobe target illuminance lux Enter a numeric project value in lux at or above 0. Reading area fraction ratio Enter a numeric project value in ratio between 0 and 1. Wardrobe area fraction ratio Enter a numeric project value in ratio between 0 and 1. Luminaire output lm Enter a numeric project value in lm at or above 1. Utilisation factor ratio Enter a numeric project value in ratio between 0.01 and 1. Maintenance factor ratio Enter a numeric project value in ratio between 0.01 and 1. Bedside fixture count Enter a numeric project value at or above 0. Maximum planning spacing m Enter a numeric project value in m at or above 0.1.

Room area -- m2

Ambient fixture estimate --

Reading initial lumens -- lm

Reading fixture estimate --

Calculation details

Room area: -- m2
Ambient fixture estimate: --
Reading initial lumens: -- lm
Reading fixture estimate: --
Wardrobe initial lumens: -- lm
Wardrobe fixture estimate: --
Spacing layout fixture estimate: --
Bedside fixture count: --
Suggested total fixtures: --

Important notes

Confirm dimmer and control compatibility from the product datasheets before specifying bedside or low-level fittings.
Australian residential guidance and any AS/NZS 1680 application require current, task-specific review; this result is not an automatic compliance claim.

Formulas

\(\displaystyle \Phi_z = \frac{E_z \times A_z}{UF \times MF}\)
Bedside, reading, wardrobe, controls, and quiet-lighting choices remain separate design decisions.

Estimate ambient, reading, wardrobe, and bedside lighting quantities for a bedroom.

Bedroom Lighting Planner is a planning aid. Keep the target source, product data, measurement method, and project assumptions with the result. Confirm compliance, installation, certification, and safety decisions with the responsible professional.

Inputs

Results

Formulas