Add cmount extension tubes
A script for generating cmount extension tubes of arbitrary lengths
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//EXTENSION TUBES
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$fn = 100;
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tube_len = 10; // [4:100]
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time = 0;
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//-----------------------------------------------------------------------------
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// Standard: c-mount male
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// @param: inner_d = 23mm (for 0.3mm resolution printer)
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// @paramL outer_d = 24.7mm
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//
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//-----------------------------------------------------------------------------
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module cmount_male(len) {
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inner_d = 23;
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outer_d = 24.7;
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f_inner_d = 25.4;
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f_outer_d = 28.6;
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translate ([0, 0, len / 2 ]) {
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difference () {
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union () {
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cylinder(r = outer_d / 2, h = len, center = true);
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}
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cylinder(r = inner_d / 2, h = len + 1, center = true);
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}
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difference () {
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translate([0, 0, -(len / 2) - 1]) cylinder(r = f_outer_d / 2, h = 2, center = true);
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translate([0, 0, -(len / 2) - 1]) cylinder(r1 = f_inner_d / 2, r2 = inner_d / 2, h = 2, center = true);
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Standard: c-mount female
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// @param: inner_d = 26mm(for 0.3mm resolution printer) //CHANGINE
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// @paramL outer_d = 29.2mm
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//
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//-----------------------------------------------------------------------------
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module cmount_female(len) {
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inner_d = 25.6;
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outer_d = 29.2;
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translate ([0, 0, (len / 2)]) {
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difference () {
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cylinder(r = outer_d / 2, h = len, center = true);
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cylinder(r = inner_d / 2, h = len + 1, center = true);
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}
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}
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}
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module extension_tube (len = 10) {
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translate([0, 0, len]) cmount_male(4);
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translate([0, 0, 0]) cmount_female(len);
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}
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rotate([0, 0, time]) extension_tube(tube_len);
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