Evatec evaporator heating lamp

Wed, 01 Jul 2026 12:23:09 +0800

Out on the lithography floor, you know how quickly a soft bake can get away from you. A half-degree drift? That’s enough to blow critical dimension control and scrap a whole lot. Evatec evaporator heating lamps are built for that kind of pressure, delivering infrared heat with sub-millimeter uniformity across the wafer. The payoff is photoresist bake profiles you can count on—shift after shift. What matters, technically These lamps use short-wave infrared to put thermal energy exactly where it needs to be, with fast ramp rates and tight control over the thermal budget. That sub-millimeter uniformity keeps the temperature spread across the wafer inside tight tolerance, so both soft bake and hard bake stay consistent. In practice, you see less line-width variation, lower defect density, and a process window that doesn’t shrink on you. We design for repeatability: lamp output stays stable over thousands of cycles, so the same recipe keeps giving you the same result. Why it holds up in production In evaporation and photoresist processing, heat has to be clean—no particle spikes, no surprise gradients. Evatec lamps run clean in Class 1–100 environments, with zero particle generation and low outgassing that protects film integrity. The fast response cuts idle heating, which helps throughput and trims energy use without asking you to give up precision. The result is more consistent yields, fewer reworks, and maintenance intervals you can plan around. What you need to keep straight These lamps need matched fixtures and stable power delivery to hold uniformity. If you swap lamp and reflector assemblies outside the recommended alignment window, the hot zone drifts. When you plan a retrofit, match it to your chamber geometry and cooling constraints, and keep a schedule for calibration checks. That’s how you keep the thermal profile within spec across product splits.

Evatec on Pro Quartz Infrared Heating

Evatec evaporator heating lamp