Fresnel lens- page 5
May 31, 2016
Let me show you that fresnel lens is used in art. This photo was taken by someone not us. ** Source : http://hajung0923.blog.me/220012892678 The top of this picture is the Fresnel lens which DIYPRO is focusing on . I admired how this wonderful direction and trajectory were possible although I know about lenses well. ....
Manufacturing a Stand Magnifier Prototype
August 16, 2016
You can see the larger area through wide fresnel lens more easily and conveniently. We use the lens that its specification is same as that of Terasaki Big Eye. ** Purposes more effienct for p recision crafted easy to adjust the lens angle convenient when you working with both hands The removable lens...