How many foot candles are required for reading and bed lamps?

For reading and bed lamps, the appropriate level of illumination is 20 foot candles. This measurement signifies the amount of light that should be provided to ensure adequate visibility for reading or other activities that require focused light. The standard recognizes that 20 foot candles strike a suitable balance, allowing for a clear and comfortable reading experience without causing eye strain. Higher levels might be unnecessary and could even lead to discomfort, while lower levels could make it difficult to see clearly. Therefore, 20 foot candles is established as the optimal level for these specific lighting needs, ensuring functionality while maintaining comfort.