Development of Simple Film-developing Heating Device / 医疗卫生装备

ABSTRACT

Objective To develop a simple film-developing heating device for army hospital below division. Methods An electric hand warmer was transformed and tests were made many times with different movement temperature of thermostat. Results The simple film-developing heating device could basically keep the photographic developer in constant temperature for best development effect in winter and spring. With simple structure and long service life, it is safe and convenient. Conclusion The simple film-developing heating device is desirable to be used in winter and spring and meets the practical requirements in the basic unit army hospital.