sv66 Fundamentals Explained
And eyepieces make the telescope. With my 25mm Erfle put in for 16x I may get a great look at of the entire Sword of Orion with loads of area to spare, but the Trapezium just isn't settled. With my 28mm Pentax, not merely do I get additional nebular element in spite of the lessen 14.3x energy, but I may also solve the Trapezium into its small pinpo