CURIOUS IF ANYONE HAS EXPERIMENTED WITH ONE OF THESE AFTER READING THE ARTICLE BY THOMAS DOBBINS IN SKY AND TELESCOPE MAGAZINE MARCH 2004 ISSUE. I AM INTERESTED IN BUILDING ONE AS I HAVE NEVER TRIED ONE PERSONALLY TO SEE ITS OPTICAL EXCELLENCE AND IT CALLS FOR A 6 INCH F22.5 SPHERICAL MIRROR AND A 4 INCH FLAT ACCORDING TO THE ARTICLE, DOES ANYONE KNOW WERE TO OBTAIN THESE TYPES OF MIRRORS? I HAVE TRIED SURPLUS SHED BUT THEY HAVE NO FLATS IN THE 4 INCH SIZE AND GOD KNOWS WERE A 6 F22.5 LIES. IF ANYONE CAN HELP I REALLY APPRECIATE THE TIME.
THANKS
ANDREW
THANKS
ANDREW