CCDSPEC on Skywatcher DS Pro 72mm 8/6/2019
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I own a CCDSpec spectrometer – this excellent British device is no longer made – but composes a single gold-coloured CNC-machined device that includes guiding port. It has diffraction grating…
I own a CCDSpec spectrometer – this excellent British device is no longer made – but composes a single gold-coloured CNC-machined device that includes guiding port. It has diffraction grating…