Diagonals

APM 2 inch star diagonal mirror with 99% di-electric coating with fast-lockThe diagonal mirror is produced by APM-Telescopes with highest qualityOp...

Much larger prism than other so-called "Erecting prisms" Many Erect image prisms have only 19 mm free passage opening and therefore are not suitab...

2" SC-thread and 2"/1¼"-reducer Direct attachment to Schmidt-Cassegrains Correct image orientation Excellent for terrestrial viewing

2" ClickLock-Clamp and 2" nosepiece Correct image orientation Suited for astronomical observation at high magnification Hard-silver-coated and pro...

T-2/90° Baader Roof-Prism. Manufactured by Zeiss standard, both sides with T-2 system threads. This Prism is multicoated and built in a solid meta...

90 ° Amici-erecting-prism with 2 "eyepiece and 2" barrel Including Reduction 2 "to 1¼" Excellent for terrestrial viewing with 2 "eyepieces Not sui...

High-quality Zenith Prism T-2/90 ° with 32mm Prism Rigid metal body Connection objective side: T-2 internal thread Connection eyepiece: T-2 extern...

Includes: T-2/32 Diagonal with focusing 1¼" eyepiece clamp (#2458125) and 1¼" nose piece (#2458105) High-quality Zenith Prism T-2/90 ° with 32mm P...

Baader-FlipMirror II Star Diagonal (BFM II) with three ports: Straight-through (S52, M48 and T-2 on both sides) for full-frame camera, spectrograp...

Baader M55a / M68a (Zeiss) adapter for all Baader 2" mirror and prism star diagonals, for direct connection to the M68 Zeiss thread With this adap...

45 ° an erecting prism Amici Including 2x Glaswegkorrektor ™ (Glass Path Corrector) and 1¼ "barrel Suitable for all SC telescopes and refractors O...

1¼ "Maxbright Universal Star Diagonal Sitall mirror material (glass ceramic with zero expansion coefficient), 1/10 lambda surface finish 140 coati...

With their ground-breaking introduction several years ago of the all-dielectric 2" Maxbright star diagonal, Baader Planetarium brought mirror star ...

2" BBHS star diagonal with 2" ClickLock terminal and black case. Provides greatest reflectance over most spectral range from 390 to 2000nm New inc...

T-2 BBHS star diagonal withT-2 threads for compatibility with all Baader's Astro T2 system of parts Provides high reflectance over a wide spectral...

The Baader Q-Turret enables quick changing between the different 1.25-inch eyepieces or a planetary camera. It fits most refractors and Schmidt-Cas...

T-2/90 ° diagonal prism (BaK4 glass) with 35mm free aperture terminal objective side: 2 "or 1¼" Connection eyepiece: 1¼ " Prism made in accordance...

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

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

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

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

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

The 1.25" Mirror Diagonal is a must-have accessory for astronomers, providing a comfortable viewing angle and improved image quality during telesc...