LC Loupe Clean:
No visible inclusions at 10x magnification.
SI1 – Small Inclusions 1:
Very small inclusions invisible to the naked eye.
SI2 – Small Inclusions 2:
Small inclusions difficult to see with the naked eye.
I1 – Inclusions 1:
Medium inclusions visible to the naked eye from the front and back.
I2 – Inclusions 2:
Sharp inclusions easily visible to the naked eye.
I3 – Inclusions 3:
Strong inclusions easily visible to the naked eye and impairing transparency.
