Sussex Astronomy Centre

Barlow's and Diagonals

CELESTRON BARLOW Barlow lens and image amplifiers  

A Barlow changes the focal length of a telescope i.e.. a 1000mm with a 2x Barlow becomes 2000mm. This will have the effect of doubling the image size.

Olivon 2x Barlow 29.99

Celestron Omni 2x Barlow

Celestron X-Cel LX 2x Barlow lens 119.99
Celestron X-Cel LX 3x Barlow lens 129.99

SkyWatcher 2" ED Barlow Lens with 1.25" Adapter


Upgrading the diagonal on your telescope can be one of the best upgrades for your equipment as diagonals packaged with most telescopes can be improved upon.

SkyWatcher 2" dielectric with 1.25" adaptor : Push fit

99% light transmission

 SkyWatcher Dielectric 1.25" 99% light transmission   89.99
Celestron XLT 2" diagonal for SCT  219.00
Celestron 45 degree erecting prism 39.99
Celestron 90 degree star diagonal 39.99
SkyPortal:  Add Wi-Fi to any goto scope 169.99
The above is only a selection from our full range.


E & O E - 2022 Sussex Astronomy Centre