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The Gem Advisor


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The photorealistic light views within the Gem Advisor include ...

  • Office lighting: Depicting brightness/scintillation observed in common environments.
  • Disco lighting: Depicting fire/scintillation observed in direct or spot lighting environments.
  • The original light view supplied by the firm generating the file. If not light view is created then "Office Lighting" is the default.
  • Ideal-Scope View: Which we have found is more similar to our DiamXray exam showing light return and the intensity of it.
  • ASET View: AGS brand new ASET tool and scope view giving detailed  information about where the diamond is drawing its light from.
  • Hearts & Arrows View: Demonstrating the craftsmanship/optical symmetry of the diamond being examined.
  • Al Gilbertson View:  Al Gilbertson is the father of multicolored reflectors and the inventor who sold the patent to AGS for the ASET. Perhaps one of the most knowledgeable men on the subject of reflector technologies and how they correlate to human observation (the dude was in charge of observation testing for GIA's over 70k observations!).
  • Leakage View: A view similar to Ideal-Scope but using monochrome black and white colors depicting light return and light leakage.
  • Light from girdle View: Allowing the user to determine fish eye characteristics within a diamond (primarily for shallow cut stones).

The Office Lighting View

The Office Lighting view is in our opinion the most useful in helping to determine the optical characteristic of brightness which is a key component in determining modern cut grading. While the view is advertised as an "office lighting view" we have found that it mimics best a different environment.  Namely outdoor natural diffuse daylight.  Below are a series of photographs of 2 diamonds which we have scanned and modeled in the Gem Advisor software comparing their static views to one another.  It is our opinion that the Office Lighting view best mimics the outside natural daylight view with regards to the ideal cut diamond on the left but with regards to the more poorly cut stone we feel it appears more similar to the GIA DiamondDockTM photo or at best a cross between the 2.




 
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