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Star in a Heart #1 by Charles Covill
GemCad Ray Traces for RI = 1.61   Zero Tilt
Random Model Cosine Model ISO Model
GemCad Ray Traces for RI = 2.17   Zero Tilt
Random Model Cosine Model ISO Model
Star in a Heart #1
Designed by Charles Covill
Angles for R.I. = 1.61 79 facets + 19 facets on girdle = 98
1-fold, mirror-image symmetry 80 index
L/W = 1.009 T/W = 0.591 T/L = 0.585 P/W = 0.631 C/W = 0.143 H/W = (P+C)/W+0.02 = 0.794 P/H = 0.795 C/H = 0.180
Vol./W^3 = 0.299 Brightness at 0° tilt RI = 1.61 COS = 49.5 ISO = 63.6
Brightness at 0° tilt RI = 2.17 COS = 52.9 ISO = 71.5
Pavilion
g1 90.00 80 g1-g10 from preform
g2 90.00 04-76  
g3 90.00 10-70  
g4 90.00 18-62  
g5 90.00 21-59  
g6 90.00 24-56  
g7 90.00 26-54  
g8 90.00 29-51  
g9 90.00 32-48  
g10 90.00 34-46  
1 65.55 80  
2 63.08 04-76  
3 59.99 10-70  
4 61.11 18-62  
5 62.86 21-59  
6 63.82 24-56  
7 64.14 26-54  
8 63.82 29-51  
9 62.94 32-48  
10 61.37 34-46  
11 49.00 08-24-40-56-72  
12 39.00 04-12-20-28-36-44-52-60-68-76  
13 43.40 06-10-22-26-38-42-54-58-70-74  
Crown
a 39.94 80  
b 38.93 04-76  
c 40.80 10-70  
d 38.50 18-62  
e 43.76 21-59  
f 44.00 24-56  
g 45.10 26-54  
h 46.00 29-51  
i 48.81 32-48  
j 40.10 34-46  
k 21.79 32-48  
l 34.89 29-51  
m 34.15 01-79  
n 30.82 80  
o 5.50 16-64  
p 25.64 34-46  
q 41.77 23-57  
r 19.12 20-60  
t 0.00 Table  

Star In A Heart #1 CAM Preform and Star In a Heart #1 GemCad Design Files are available for GemCad users.

Star In A Heart #1 CAM Preform
1 16.96 32-48  
2 20.00 80  
3 17.96 04-76  
4 15.75 10-70  
5 16.21 18-62  
6 17.27 21-59  
7 17.83 24-56  
8 17.99 26-54  
9 17.64 29-51  
10 15.92 34-46  
g4 90.00 18-62 Establish size
g3 90.00 10-70  
g2 90.00 04-76  
g1 90.00 80  
g5 90.00 21-59  
g6 90.00 24-56  
g7 90.00 26-54  
g8 90.00 29-51  
g9 90.00 32-48  
g10 90.00 34-46  
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