Mask Aligners

Mask aligners are essential for precise pattern transfer onto semiconductor wafers during lithography processes. They enhance alignment accuracy and exposure uniformity, crucial for reliable semiconductor device fabrication.

  1. KARL SUSS MANUAL MASK ALIGNER 150 MM

    Mask Aligners: Contact/Proximity

    KARL SUSS MANUAL MASK ALIGNER 150 MM

    Manual Mask Aligner The Karl Suss MA 150M Manual Mask Aligner is a mask alignment and exposure system which offers unsurpassed precision and versatility when handling wafers up to 150 mm in diameter.

Common Applications

Semiconductor Fabrication

Lithography Processes

Pattern Transfer

Wafer Alignment

Buying Guide

Mask Aligners Buying Guide

When selecting a mask aligner, it's essential to consider specific criteria to ensure it meets your fabrication needs effectively.

Carefully evaluate the following aspects to make an informed decision:

  • Confirm the maximum wafer size the aligner can handle, ensuring compatibility with your current and future production needs.
  • Check the type of alignment technology, such as contact or proximity, to match your process requirements.
  • Inspect the condition and calibration status to ensure precise and reliable operation.
  • Consider the availability of manuals and service logs to assess maintenance history and ease of use.

Frequently Asked Questions

What is a mask aligner used for?
A mask aligner is used in semiconductor fabrication to precisely align and transfer patterns from a mask onto a wafer.
What sizes of wafers can mask aligners handle?
Mask aligners commonly handle various sizes, including 150mm and 200mm wafers, as seen in recent listings.
Are there different types of mask aligners?
Yes, there are contact and proximity mask aligners, each offering different exposure techniques.
Which brands of mask aligners are available?
Brands such as Quintel and Karl Suss appear in recent surplus listings, each offering unique features.
\