The Kaiser Tray Thermometer has an angled stem and hook which allows you to attach it to the edge of a developing tray. The thermometer does not contain mercury and is made of alcohol. This tray thermometer is an indispensable accessory for those who regularly work in the darkroom. It allows you to closely monitor the temperature of each bath during the development process of the photographic paper.
It features Centigrade and Fahrenheit scales: from 0 to 50 °C or from 32 to 120 °F. It has an indicative red marking at 18°C/64°F.
Length: 85mm + 40mm of the angled stem (3.3 + 1.6 inch), ø 10 mm (.4 in.).