250mm F6 home made on an EQ6 pier mounted. Tube is standard concrete forma tube. Diagonal holder and wooden mirror cell is also home made.Bintel Crayford 10:1 low profile focuser with Skywatcher electric focuser. Bintel Finder altered to right angle with a 25.4mm bintel star diagonal. 32 and 25mm Bintel GSO plossl, 20 and 14mm Meade series 5000 plossl and Orion 2x shorty barlow.
Steel Pier has 20mm thick top and bottom plates, 150x150x6mm column sitting on a concrete block 500mm square at top tapering dowm to 1200mm square at the bottom embedded about 1500mm in the ground.
Couldn't make the observatory any bigger, not enough backyard
Alexander