candyaust 發表於 14-4-24 11:01
你如果有齊粒石資料可以試下用哩個去計Potential Light Return, Fire, Scintillation and Spread. 我試過ch ...
Factor | Grade |
Light Return | Good |
Fire | Good |
Scintillation | Good |
Spread or diameter for weight | Very Good |
Total Visual Performance | 3.9 - Very Good - Worth buying if the price is right |