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Correction of remounting errors by masking reference points in small footprint polishing process
Applied Optics
|February 12, 2014
Summary
Accurate remounting of optical components is crucial for precision polishing. This study introduces a masking method to correct translation and rotation errors in magnetorheological jet polishing (MJP), improving surface smoothness.
Area of Science:
- Optical Engineering
- Materials Science
Background:
- Remounting accuracy is critical for optical component polishing, particularly for small footprint processes like magnetorheological jet polishing (MJP).
- Translation and rotation errors during remounting can significantly impact polishing outcomes.
Purpose of the Study:
- To propose and validate a masking method for correcting remounting errors in MJP.
- To enhance the precision and surface smoothness of polished optical components.
Main Methods:
- Developed a mathematical model linking remounting errors to reference points.
- Utilized a mask to create reference points on the sample for error identification.
- Applied derived remounting errors to correct polishing parameters.
Main Results:
- Successfully identified and quantified translation errors (X: 5.61 mm, Y: 6.08 mm) and rotation error (4.1°).
- Eliminated positional deviations and achieved desired surface smoothness after parameter correction.
- Experimental validation on a K9 optical sample confirmed the method's efficacy.
Conclusions:
- The proposed masking method effectively corrects remounting errors in MJP.
- This approach is suitable for achieving high-precision optical polishing.
- Improved accuracy in remounting leads to superior surface quality in optical components.
