Deep UV (DUV) resist bake lamp

Thu, 18 Jun 2026 04:48:21 +0800

On the lithography floor, soft bake and hard bake aren’t just “set the photoresist” steps. They set the critical dimension budget. A 0.3°C drift across the wafer can push linewidths out of spec and scrap the whole lot. We built the DUV resist bake lamp to take temperature out of that equation. What matters, technically The unit uses near-infrared (NIR) heating to put down a thermal field with sub-millimeter uniformity—±0.1°C across the wafer plane. You get lot-to-lot repeatability because lamp output is closed-loop controlled, not guessed at from a distant thermocouple. That means the photoresist bake temperature stays tight, whether you’re running a development lot or a production split. Cleanroom compatibility is baked into the design. It supports Class 1–100 operation with low-outgassing materials and a particle-controlled hot zone that keeps contamination off the wafer. Why it holds up in a real fab In a 24/7 fab, unplanned downtime is measured in missed starts. This lamp runs line after line with zero unplanned downtime, and it doesn’t trade efficiency for uptime. The rapid thermal response shortens bake cycles and cuts power draw. So you get more wafers per day, fewer rework splits, and a lithography process that stays centered—meaning less scrap. Zero particle generation during bake protects yield at the most sensitive nodes, where one defect can kill a device. What you need to know up front Installation is straightforward, but the lamp needs a dedicated power and cooling train matched to its thermal load profile. It integrates cleanly into existing tracks, but plan the footprint and utility drops early—otherwise you’re chasing line reconfiguration delays. Get the utilities right first. Then expect the bake profile to lock in on the first qualification lot.

UV on Clear Infrared Heating Lamps

Deep UV (DUV) resist bake lamp