Five hermetically sealed electrical components for microdensitometer
- Made:
- 1978
Five hermetically sealed electrical components for microdensitometer used to measure the X-ray density of tree rings in research into past climates, 1978
Details
- Category:
- Meteorology
- Object Number:
- 1998-205 Pt18
- Materials:
- glass, metal (unknown) and plastic (unidentified)
- Measurements:
-
sealed component (estimate): 1.9685 x .3937 x .1969 in.; 5 x 1 x .5 cm
- type:
- instrument component and densitometer
- credit:
- Donated by Swiss Federal Institute for Forest, Snow and Landscape Research
