The K1 Kyropoulos Crystal Grower from Thermal Technology (Santa Rosa, CA) is suitable for LED substrate production. The 90 kg crystal grower features multiple, independently-controlled heating elements, weight sensors to determine the crystal's growth rate, and computerized control and data logging. Sapphire crystals have multiple high technology applications, most dominantly as substrate wafers for high brightness blue and white LEDs. With its short cycle time, the K1 Kyropoulos Crystal Grower is highly productive.

Lighting Technology Magazine

This article first appeared in the February, 2011 issue of Lighting Technology Magazine.

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