From: Jan "Yenya" Kasprzak Date: Tue, 4 Jul 2017 14:20:05 +0000 (+0200) Subject: Firefly Q6 lens hood - first version X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=commitdiff_plain;h=40d8ec4cda746faedc50afe380d8188b7cc617d9;p=things.git Firefly Q6 lens hood - first version --- diff --git a/firefly-q6-hood.scad b/firefly-q6-hood.scad new file mode 100644 index 0000000..a62c8a7 --- /dev/null +++ b/firefly-q6-hood.scad @@ -0,0 +1,48 @@ +eps = 0.01; + +// Q6 lens dimensions +yellow_ring_d = 19.5 + 0.5; +yellow_ring_h = 3.5; + +view_angle = 95; + +hood_h = 20; +hood_top_d = 30; + +lens_d = 15; +wall = 1.5; +rectangle_h = 80; +rectangle_w2h = 1.777; + +rect_d2 = rectangle_h * tan(view_angle/2); +rect_x = 2*rect_d2/sqrt(1+rectangle_w2h*rectangle_w2h); +rect_y = rectangle_w2h * rect_x; +$fn = 128; +difference() { + // body + hull() { + cylinder(r = yellow_ring_d/2 + wall, h = yellow_ring_h); + translate([0, 0, hood_h-eps]) + cylinder(r = hood_top_d/2 + wall, h = eps); + } + translate([0, 0, -eps]) + cylinder(r = yellow_ring_d/2, h = yellow_ring_h+2*eps); + // walls of the cone + hull() { + translate([0, 0, yellow_ring_h]) + cylinder(r = yellow_ring_d/2, h = eps); + translate([0, 0, hood_h]) + cylinder(r = hood_top_d/2, h = eps); + } + hull() { + cylinder(r = lens_d/2, h = eps); + // translate([0, 0, rectangle_h]) + // cylinder(r = rect_d2 - 5, h = eps); + translate([-rect_x/2, -rect_y/2, rectangle_h]) + cube([rect_x, rect_y, eps]); + } + +} + + +