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Prototype of sun projector device
2016
Journal of Physics, Conference Series
One way to introduce astronomy to public, including students, can be handled by solar observation. The widely held device for this purpose is coelostat and heliostat. Besides using filter attached to a device such as telescope, it is safest to use indirect way for observing the Sun. The main principle of the indirect way is deflecting the sun light and projecting image of the sun on a screen. We design and build a simple and low-cost astronomical device, serving as a supplement to increase
doi:10.1088/1742-6596/771/1/012041
fatcat:fv27tjbeojfbrag4dzihkhyi2q