Tri-Bahtinov Mask Cover Drawings Generator

This is rough webApps port of Tri-Bahtinov Mask Cover generator.
Programmed by Satoru Takagi.

Unit: F.L.:[mm], Diameters:[mm] F.L.:[mm], Diameters:[in] F.L.:[in], Diameters:[in] F.L.:[mm], Radius:[mm] F.L.:[mm], Radius:[in] F.L.:[in], Radius:[in] :Build mount holes

Focal Length :
Outer Diameter :
Inner Diameter :

:Build boundary stem :Equalize Upper & Lower areas
StemWidth = 0.2362in StemWidth : SlitWidth = 1:2.0 StemWidth : SlitWidth = 1:1.8 StemWidth : SlitWidth = 1:1.6 StemWidth : SlitWidth = 1:1.4 StemWidth : SlitWidth = 1:1.3 StemWidth : SlitWidth = 1:1.2 StemWidth : SlitWidth = 1:1.1 StemWidth : SlitWidth = 1:1 StemWidth : SlitWidth = 1.1:1 StemWidth : SlitWidth = 1.2:1 StemWidth : SlitWidth = 1.3:1 StemWidth : SlitWidth = 1.4:1 StemWidth : SlitWidth = 1.6:1 StemWidth : SlitWidth = 1.8:1 StemWidth : SlitWidth = 2.0:1 :Use 3rd order spectrum
Bartinov Factor: 150 160 170 180 190 200 inW: outW:
hiddenDL

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SVG Source

Download using upper buton or copy following source text and save as
[maskName].svg using text editor, and open it by inkscape.

use value