OctoNus Technology

Advanced Computer Technologies for Processing of Rough diamonds

Advanced Computer Technologies for Processing of Rough diamonds

Lecture by S.Sivovolenko in HRDDecember 11, 1997 The purpose of my lecture is to inform you of the instrument we created for evaluation and marking of rough diamonds above 3 carat. First, I would like to note that we did not aim to make a fully automated device for rough diamond cutting. Our aim wa…
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Immersion Glass

Immersion Glass

Immersion Glass is the technology developed by Lexus / Octonus which can be used to view inclusions inside the rough stone without physical windowing, to view those inclusions using Eye-glass or microscope and to perform planning and plotting using M-Box and Helium Rough. Rough diamond trading …
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Laser Mapping of Concavities

Laser Mapping of Concavities

From the materials of Pricescope Diamond Journal "Lasers used in planning the cutting of diamonds" by Garry Holloway. All scanners build 3D virtual models by photographing the shadow profile of a rotating gem in front of a light source. But this method misses concavities (see the example in fir…
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Patents

Patents

A method and apparatus for locating inclusions in a diamond stone European patent application Publication No. 1 211 503   Date of publication: 05.06.2002 Bulletin 2002/23 Application number: 00204323.0 Date of filing: 04.12.2000   Designated Contracting States…
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Scanning major and minor symmetry features

Scanning major and minor symmetry features

Major and minor symmetry features can be revealed by Helium precise 3D model, like pictured here naturals, not proper facet junction pointing, and «twist» or shift of the upper and lower girdle facets. It distinguishes Helium scanner from other scanner models. Photo of the diamond with …
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