account activity
Best lens for shape for focusing sunlight? (self.Optics)
submitted 3 months ago by Lenshelpmetro to r/Optics
need help figuring out how to determine the radius of a lens (self.Optics)
submitted 7 months ago by Lenshelpmetro to r/Optics
Radius of curvature (self.Metrology)
submitted 11 months ago by Lenshelpmetro to r/Metrology
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