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Optical Proximity Correction (OPC) & SRAF Sizing Calculator

Easily calculate and compute optical proximity correction (opc) & sraf sizing calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
10.24 nm

Recommended SRAF Width

Recommended SRAF Width

10.24 nm

Recommended Sraf Width Wafer Nm

10.2

Optimal Sraf Spacing Nm

71.5

Mask Scale4x Sraf Width Nm

41

Target Feature Cd Nm

32

10.24 — nm

Calculation Breakdown

  1. Applied FormulaSizes sub-resolution assist features (SRAFs) and optical proximity correction serifs on photomasks to boost process windows and eliminate isolated-dense pattern bias.W_{\text{SRAF}} \approx 0.3 \cdot \text{CD}, \quad S_{\text{opt}} \approx \frac{\lambda}{2\text{NA}}

OPC & SRAF Sizing Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.02.65.17.710Recommended SRAF Width

What Is the Optical Proximity Correction (OPC) & SRAF Sizing Calculator?

This tool computes optical proximity correction (opc) & sraf sizing calculator with high precision arithmetic.

How Does the Optical Proximity Correction (OPC) & SRAF Sizing Calculator Work?

Sizes sub-resolution assist features (SRAFs) and optical proximity correction serifs on photomasks to boost process windows and eliminate isolated-dense pattern bias.

Optical Proximity Correction (OPC) & SRAF Sizing Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

WSRAF≈0.3⋅CD,Sopt≈λ2NAW_{\text{SRAF}} \approx 0.3 \cdot \text{CD}, \quad S_{\text{opt}} \approx \frac{\lambda}{2\text{NA}}

Sizes sub-resolution assist features (SRAFs) and optical proximity correction serifs on photomasks to boost process windows and eliminate isolated-dense pattern bias.

How to Use the Optical Proximity Correction (OPC) & SRAF Sizing Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Optical Proximity Correction (OPC) & SRAF Sizing Calculator Example

Input Values:

targetFeatureCdNm:32
illuminationWavelengthNm:193
scannerNa:1.35
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required nm.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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