Description
Identifying Diamond Types and Laboratory-Grown Diamonds with CPF (Cross-Polarized Filters), 3rd Edition
Branko Deljanin, Dusan Simic and R. Lightfoot In this third edition of the book, they provide a detailed guide to identify the types of diamonds and laboratory diamonds using cross -polarized filters (CPF). The book focuses on the "birefringing" of diamonds observed from all directions, allowing you to see the whole pattern and thus determine the type (I or II) and origin (naturally produced). It is designed as a study material for medium advanced workshops of Brandkogems Academy on "Screening for Diamond Types and ID of Laboratory-Grown Diamonds with CPF, UV Lamp and EX PL Spectometer". The effects are best visible when using Gemetrix strainview or polariskop, but in polariskop may be limited in absence of magnification, which makes Strainview The ideal tool for these purposes.
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