Starfield Optics has released a new Petzvel APO for astrophotography in their GÉAR lineup, the 60mm GÉAR60Q Quad f/5 Astrograph. The GÉAR60Q’s APO element...
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Starfield Optics has released a new Petzvel APO for astrophotography in their GÉAR lineup, the 60mm GÉAR60Q Quad f/5 Astrograph. The GÉAR60Q’s APO element...