Diagonals and Prisms

Sky-Watcher 90º Star Diagonal 1.25"£39.99   £34.99

These diagonals are made to yield maximum performance!

Sky-Watcher 90º Star Diagonal 2"£69.99

High quality 90-degree multi-coated mirror diagonal allows you to take advantage of the wider field of view provided by 2" eyepieces.

Sky-Watcher 90º Erecting Prism 1.25"£39.99

Perfect for both astronomical and terrestrial observing.

Sky-Watcher 45º Erecting Prism 1.25"£39.99

Convenient when a 45 eyepiece angle is desired. 

Vixen Flip Mirror£89.00   £79.00

Allows to change between its standard 90 degree 1.25” eyepiece or the multi purpose eyepiece/photography port straight through, yielding 100% transmission.

Celestron Erect Image 1.25" 45 deg Diagonal£39.99   £39.00

A great accessory for daytime terrestrial viewing with your telescope.

OVL FLIP MIRROR IMAGING DIAGONAL£69.99

Has a 1.25" nosepiece, threaded for standard filters on one end, and an M42x0.75 T-mount thread on the other.