Home :: Accessories :: Collimators :: Bob's Knobs :: Bob's Knobs for Catadioptric Telescopes (Schmidt-Cassegrain, Maksutov-Cassegrain, and Variants) :: Bausch & Lomb (Criterion) 4000, 6000, and 8000 Series SCT Bob's Knobs

Bausch & Lomb (Criterion) 4000, 6000, and 8000 Series SCT Bob's Knobs

We offer knobs for the B&L Criterion 4000, 6000, and 8000 Schmidt-Cassegrain secondary. Select knobs for your telescope from the list below.

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Knobs for B&L (Criterion) 4000 Secondary

Knobs for B&L (Criterion) 4000 Secondary


Our price: $20.95 (€18.23)
Quantity
Knobs for B&L (Criterion) 6000 and 8000 Secondary

Knobs for B&L (Criterion) 6000 and 8000 Secondary


Our price: $20.95 (€18.23)
Quantity