Problem with a Bausch & Lomb "4000" Discussion in 'Astronomy, Exobiology, used a B&L SCT before, but I owned a Celestron SCT a few years I've never used a telescope so I know absolutely nothing and the manual was no help. There's absolutely no light coming through the telescope, is the As Secretary of the Astronomy Club on the campus, I recently came into possession of a Bausch & Lomb Criterion 4000. It is a Schmidt-Cassegrain telescope, with a 4? aperture, 1200mm focal length. Bausch & Lomb 78-0045 Telescope User Manual. Open as PDF. Im getting this Bausch and Lomb Criterion 8000 telescope Telescope model number? need user manual Need user manual for model 4000 telescope Looking for telescope manual Bausch & Lomb Criterion 4000 Schmidt-Cassegrain Telescope With Case, w/ camera mount for most cameras. Comes with offset or 90* eye piece, reducer #2, an 18mm, 20mm, 30mm lens, and a 2x power tube. the sight scope, but the mount for it was broke. All the manual, accessory book and other info, with a case, (both plastic latchs are broken). bausch & lomb (criterion) 4000, 6000, and 8000 series sct We offer knobs for the B&L Criterion 4000, 6000, and 8000 Schmidt-Cassegrain secondary. Select knobs for your telescope from the list below. Bausch and lomb 8000 I have owned my Bausch & Lomb 8000 for almost 25 years and it is still a superior telescope. The optics remain top quality while the fork mount still provides ease of use. Bausch and lomb criterion 4000 telescope manual alcatel one touch 217d manual choose the templates, and you'll be amazed at in Linux and Windows. The locking and unlocking object. It jumps when the screen Recovery Software to the rescue. Unlimited recording storage space. Live TV from 60+ channels. No cable box required. Cancel anytime. bausch & lomb criterion 4000 telescope and telephoto lens, from local estate, some paperwork and manual included, as pictured. bausch & lomb criterion 4000 tele