Thanks to a tip-off in another thread, I've just gone and bought a Dob. Oops! Quite a story really, the seller's aunty had it made specially, and looking through it at the planets led the seller to do an astrophysics degree. He went on into teaching, became a head of physics, but now he's sold his house and in a few days is off to teach in South Korea. Although the scope is in need of much TLC he put off parting with it but was glad to see it go to an appreciative new home. It's a Dark