Glass products for Direct Reading Liquid Level Gauges

Reflex Glass

The reflex prisms are molded and polished to provide a crisp black silver bi-color indication of the fluid level. As light passed into the reflex glass, if there is fluid present the light continues through the glass an impacts the back of the level gage, provided a black color for fluid level regardless of the actual color properties of the process fluid. If fluid is not present, the light is reflected back towards the user providing a shiny silver.

Bi-color Reflex Glass

Reflex prism is colored in red (Other colors are available.) to get the clear vision of fluid level. If there is no fluid present, red color is provided.

Transparent Glass

Flat tempered glass is mounted on each side of the liquid chamber and held between gage covers. Liquid level, boundary level and liquid color are observed by the differece of transmission of light emitted from the illuminator behind.