Page 201 - Chalcogenide Glasses for Infrared Optics

Glass Pr ocesses for Other Applications 177

Ball Ball
Stepper jackscrew Stepper jackscrew
drive drive

Heat Load cell Heat shield Load cell
shield
Sleeve Sleeve
Piston Piston
Furnace Furnace Glass
Glass billet
billet
Die Die
Furnace
Furnace T/C
T/C
Glass cane Rail
Glass tube system

Traverse
holder

Stepper
Stepper drive Gear
drive reducer

Glass extruder Glass extruder
(Tractor model) (Twin rail model)
FIGURE 7.18 Diagram of the AMI chalcogenide glass extrusion unit.

FIGURE 7.19 Photograph of extruded C1 glass rods and plates.