OMNI Oval 1.20:1

by Robert W. Strickland 3/13/98
Save to collection
No ratings yet
DataVueopen
L/W
120%
Design RI
1.63
H/W
66%
Gear
80
V/W³
0.278
Symmetry
2 (mirrored)
Facets
85
Tiers
22
Crown
16
Pavilion
69

USFG Newsletter, Vol. 8, No. 1, Apr. 98, p. 14

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

Wireframe

OMNI Oval 1.20:1 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
17235763
Establish length
G290.00°
11295169
OMNI: Meet 1-2-G1*
G390.00°
 6344674
OMNI: Meet 1-1-G2
G490.00°
 2384278
OMNI: Meet 1-1-G3
P170.00°
 2384278
 "
P269.20°
 6344674
 "
P367.65°
11295169
Level girdle
P442.10°
17235763
TCP
P542.00°
 3 814263237434854667277
TCP
P640.92°
2060
Meet culet
P740.76°
11295169
Meet 1-1-3-4
P840.69°
8040
Meet culet

Crown

#AngleFacetsNotes
C138.82°
 6344674
Level girdle
C238.26°
 2384278
Leave some girdle
C333.62°
17235763
 "
C433.37°
11295169
 "
C531.50°
8040
Meet A-A at girdle
C629.36°
 9314971
Meet B-C at girdle
C727.51°
2060
Meet D-D at girdle
C819.10°
 4364476
Meet A-B-E-F
C915.92°
14265466
Meet C-D-F-G
T0.00°
80