Skip to content
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.

Diagonals

Filters

$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00

Celestron 45-Degree Erect Image Diagonal

CEL-94112-A

Corrects image orientation for terrestrial viewing Produces right-side-up and left-to-right correct images Comfortable 45-degree viewing ang...

View full details
$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00
$159.95 - $159.95
$159.95
$159.95 - $159.95
$159.95

Celestron Dielectric Star Diagonal with Twist-Lock - 1.25"

CEL-93571

Over 99% reflectivity from 58-layer dielectric mirror coatings 1.25” Twist-Lock holder provides a secure, self-centering grip Diffraction-limited ...

View full details
$159.95 - $159.95
$159.95
$159.95 - $159.95
$159.95
$259.95 - $259.95
$259.95
$259.95 - $259.95
$259.95

Celestron Dielectric Star Diagonal with Twist-Lock - 2"

CEL-93573

Delivers over 99% reflectivity with 58 layers of dielectric coatings Secure, self-centering Twist-Lock mechanism for 2" and 1.25" eyepieces Includ...

View full details
$259.95 - $259.95
$259.95
$259.95 - $259.95
$259.95
$184.95 - $184.95
$184.95
$184.95 - $184.95
$184.95

Celestron Mirror Diagonal with XLT Coatings - 2"

CEL-93527

Interferometer-tested mirror with 1/10 wave or better surface accuracy Features Celestron's proprietary XLT optical coatings for maximum light tra...

View full details
$184.95 - $184.95
$184.95
$184.95 - $184.95
$184.95
$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00

Celestron Star Diagonal - 1.25"

CEL-94115-A

Provides a comfortable 90° viewing angle Inserts into any 1.25" telescope focuser or visual back Accepts standard 1.25" eyepieces Corrects image o...

View full details
$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00