≤ 0.35 µm
high resolution
Multi-solution stepper for logic, memory and image sensor fabrication.
high resolution
wafer size
SMO overlay accuracy
Shot Shape Compensator
Reduced wafer processing time and faster calibration processing improves productivity, while Shot Shape Compensator enhances overlay accuracy.
Improved alignment, exposure and wafer transfer reduces processing times.
Shot Shape Compensator corrects vertical and horizontal magnification differences and skew.
A range of solutions for logic, memory, colour filters and image sensors.
Wafer size
200mm, 300mm
Exposure area
26 mm (max) x 33 mm (max)
Resolution
≤ 0.35 µm
Numerical Aperture (NA)
0.45 ~ 0.57
Overlay accuracy
SMO1 ≤ 15 nm (|m| + 3σ)
MMO2 ≤ 20 nm (|m| + 3σ)*
Product
Superior i-line stepper for environmentally-conscious device and MEMS manufacturers.
1. SMO: Single Machine Overlay
2. MMO: Machine-to-machine overlay
3. IoT: Internet of Things
4. MEMS: An abbreviation of "Micro Electro Mechanical Systems" which are devices having micron-level mechanical structures such as collecting sensors and actuators that are integrated with electronic circuitry.