OMNI Oval 1.40:1

by Robert W. Strickland 3/13/98
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DataVueopen
L/W
140%
Design RI
1.63
H/W
76%
Gear
96
V/W³
0.384
Symmetry
2 (mirrored)
Facets
85
Tiers
22
Crown
16
Pavilion
69

USFG Newsletter, Vol. 8, No. 1, Apr. 98, p. 17

*OMNI preform is formed by steps 1-G4. The girdle line will not be level until steps 3-5 are cut.

Wireframe

OMNI Oval 1.40:1 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
20286876
Establish length
G290.00°
13356183
OMNI: Meet 1-2-G1*
G390.00°
 7415589
OMNI: Meet 1-1-G2
G490.00°
 2465094
OMNI: Meet 1-1-G3
P170.00°
 2465094
 "
P268.54°
 7415589
 "
P366.08°
13356183
Level girdle
P442.00°
 41217313644526065798492
TCP
P541.40°
20286876
TCP
P641.06°
15336381
Meet 1-1-3-4
P740.22°
9648
Meet culet
P839.94°
2472
Meet culet

Crown

#AngleFacetsNotes
C142.97°
 2465094
Leave some girdle
C240.93°
13356183
 "
C340.83°
 7415589
Level girdle
C437.00°
9648
Meet A-A at girdle
C535.49°
20286876
 "
C634.52°
 9395787
Meet B-C at girdle
C728.86°
2472
Meet D-D at girdle
C821.46°
 4445292
Meet A-B-E-F
C916.07°
16326480
Meet C-D-F-G
T0.00°
96