PC 45.136

Bi-Fold 3. BCA

Designed by J Hamer. June 2014.
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DataVueopen
L/W
100%
Design RI
1.54
H/W
59%
Gear
96
V/W³
0.206
Symmetry
2
Facets
41
Tiers
11
Crown
12
Pavilion
29

Copyright assigned to the public domain.

BCA=Below the Critical Angle

Wireframe

Bi-Fold 3. BCA 3D view
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Pavilion

#AngleFacetsNotes
G190.00°
 81624324048566472808896
Size stone
P150.90°
 81648566496
Meet g. Level girdle
P243.72°
24407288
Cut to center
P339.42°
3280
Meet g, g. Level girdle
P423.77°
 856
Meet 3, 1 and centerpoint

Crown

#AngleFacetsNotes
C141.19°
32488096
Level girdle
C239.51°
4088
Level girdle
C324.87°
 8245672
Establish girdle
C421.80°
1664
Level girdle
C515.07°
4088
Meet c, a
T0.00°
96
Meet a, b