Lighting

IES RP-29

IES RP-29 — Lighting for Hospitals and Health Care Facilities

Illuminating Engineering Society

Scope

RP-29 is the applications standard for lighting design in hospitals, including inpatient rooms. It defines target illuminance for exam, ambient, and night settings, plus glare, color rendering, and circadian considerations.

Where it applies in the room

  • Exam light illuminance at the bed
  • Ambient and night-mode lighting
  • Color rendering (CRI) and correlated color temperature

Key requirements at a glance

Exam lighting≥ 1000 lux at the patient plane for physical exam tasks.
Ambient lighting100–300 lux for general patient-room activity.
Night modeLow-level, warm-color pathway lighting to preserve dark adaptation.

Summarized for reference. Consult the source document for the definitive text.

Source & further reading

Also known as

  • IES RP-29
  • RP-29

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