PC 13.117

Retro-Bucky

Strickland, Robert W: North York FG Newsletter, Sep 96
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DataVue
L/W
101%
Design RI
1.54
H/W
81%
Gear
96
V/W³
0.282
Symmetry
3 (mirrored)
Facets
73
Tiers
14
Crown
15
Pavilion
58

Based on Buckminser-Fuller's geodesic sphere. Pavilion uses retroreflector principle, but angle is less.

Angles for any material. Cut crown first. Step 2 determines size of the stone(diagonal C1=0.44W)

Wireframe

Retro-Bucky 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
963264
G290.00°
 52737596991
G390.00°
102242547486
P147.00°
963264

Crown

#AngleFacetsNotes
C168.40°
141846507882
C259.51°
 82440567288
C357.47°
122044527684
C454.52°
963264
C548.40°
 41418283646506068788292
C635.78°
 52737596991
C734.16°
112143537585
C828.00°
963264
C925.00°
164880
C1012.00°
961632486480