Solar Filter for Binoculars 15x70 or 20x80 and 10x50

Solar Filter for Binoculars 15x70 or 20x80 and 10x50 use with BAADER AstroSolar Safety Film (OD 5.0)

Use a tap to create a thread for screw

[FreeCad source](https://github.com/romanhujer/Accessories-for-the-telescope/blob/master/SolarFiler.FCStd)