![OpticalSoftware.NET - How To do lens design with WinLens [optical design software], Tolerancer, Glass Manager & PreDesigner, MachVis [lens calculator & nomogram] OpticalSoftware.NET - How To do lens design with WinLens [optical design software], Tolerancer, Glass Manager & PreDesigner, MachVis [lens calculator & nomogram]](https://www.opticalsoftware.net/images/sized/images/osc/0design/machvis1-250x146.gif)
OpticalSoftware.NET - How To do lens design with WinLens [optical design software], Tolerancer, Glass Manager & PreDesigner, MachVis [lens calculator & nomogram]
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OSN: WinLens3D Basic - free lens design software - optical design, zoom, raytrace, lens, prism, mirror, aspherics, tilt & decenter, solid model, autofocus, glass map, gaussian beam
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OSN: PreDesigner - free optical layout tool - lens calculator - paraxial or Gaussian beam - lens diagram, lens angle, beam waist, beam divergence, Rayleigh range, image size, lens focus, lens focal
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