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Lighting in

classroom

ABT Car parking - Level 2

Step 2.2: Check the current lighting

 

Visual or Fixture specification check:

 

1.

Unified Glare Rate UGR ≤ 19

 

 

2.
Light uniformity Uo > 0.6
check the current light1

 
Light uniformity

When light uniformity (Uo) at task area is  < 0.6 (minimum), students experience shadows and contrasts which can be disturbing during class or exam.
check the current light1

 
Glare

When unified glare rating (UGR) of luminaire is >19 (maximum), students experience lighting as uncomfortable. This can cause eyestrain.
                         

Step 3: Check state of installation

 

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