This survey is a part of a master thesis “Is there a right white light for fresh food in supermarkets?” (Gibt es ein richtiges weisses Licht für frische Lebensmittel in Superm-ärkten?) in Architectural lighting design at university of applied science technology business and design , Hochschule Wismar ,Germany.

The purpose of this survey to analysed the white light in each of fresh food products which determined by physiological,psychology and cultural aspects.

This survey will take approximately 15 minutes. Thank you for your survey participation