Apochromatic Refractors, due to their unobstructed, text-book like diffraction patterns, produce the sharpest, highest quality optical imaging available, bar-none, aperture for aperture, of any telescope optical system. The high-end Evostar-150ED Apo doublet features an undisclosed combination of one Extra-Low Dispersion (ED) glass element and a matched crown element.
The high-end Evostar-150ED Apo doublet features an undisclosed combination of one Extra-Low Dispersion (ED) glass element and a matched crown element. The new EQ6-R PRO Synscan™ Computerised Go-To mounting is an exciting evolutionary progression of the continuing legend that is the EQ6 PRO