Erecting Prisms
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2 Matching Products
Find out more about the Sky-Watcher 45 degree Erecting Prism
Perfect for both astonomical and terrestrial observing, these fully-coated diagonals offer correctly oriented images with excellent sharpness and contrasts. Designed for 1.25 Inch/31.7mm focusers and eyepieces.
In Stock
£39.99
Sky-Watcher 45 degree Erecting Prism
Find out more about the Sky-Watcher 90 degree Erecting Prism
90 degree Erecting Prism designed to fit 1.25”/31.7mm focusers and eyepieces.Designed to give a more comfortable viewing position, and to correct upside down images.
Special Order
£39.99
Sky-Watcher 90 degree Erecting Prism