Conclusion:
1.YM122 core scratching is the focus of subsequent improvement.
2. Depending on the roughness, diamond compound is used up to 100nm or even 50nm.
3. Diamond compound can be introduced for use according to the current usage condition.
The white light interferometer results are summarized in the attached table.
11/13 Polishing
>Using 100nm Diamond compound to polish the appearance of minor scratches but uniform is acceptable, if the appearance of special requirements will not pass.
>Use 50nm Diamond compound to polish the appearance evenly and scratches are fine to be qualified.
11/18 Polishing