Actual Conditions on the Illumination Environment of the Elderly House

This research surveys actual conditions in order to examine the lighting environments of the elderly`s residential 50 households. The results is as following. First, The elderly indicated that they felt the living room and the kitchen are usual degree, dark only in bedrooms and rest rooms of brightness. And about satisfactory degree of residential illumination is being above of usual Satisfaction. Second, Problems of lighting environments of elderly`s houses were brightness and management, when lighting environmental reconstruct, considered brightness and equipment superannuation, and they want the focus on brightness in the reconstruction. Third. Operating method of lighting was used almost overall lighting in bedroom and bathroom, overall lighting and part lighting are used together in kitchens. The living room has a lot of cases which uses only a general illumination, but the cases which overall lighting and part lighting are used together has occupied 40[%]. Fourth, An average Illuminance of the bedroom is 104.17[lx], an average unifonnity ratio is 60.22[%]. The livingroom`s average is 116.15[lx], 51.48[%]. The sink`s average is 236.40[lx], the table average is 160.73[lx] in the kitchen. The washstand`s average is 109.81[lx], the chamber`s average pot is 74.33[lx] in the bathroom. These results are generally darker than the standard.