Diagonals

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Baader ClickLock 2'' DiElectric Star Diagonal

Baader ClickLock 2" DiElectric Star Diagonal£209.00

This finely crafted 2" dielectric 1/10 wave diagonal from Baader Planetarium features their patented ClickLock system for fast and secure clamping of 2" eyepieces and accessories. 

Skywatcher 2'' Di-Electric Star Diagonal

Skywatcher 2" Di-Electric Star Diagonal£79.00

The mirror in this 2-inch diagonal has undergone a special high-reflectivity multi-coating process, allowing it to reflect 99% of the gathered starlight for exceptional brightness and contrast (standard diagonals typically reflect 90-95% of light).

William Optics 1.25'' 45 degree Erecting Prism

William Optics 1.25" 45 degree Erecting Prism£84.00

William Optics 45° Erecting Prism will work with 1.25" eyepieces and telescopes with 1.25" eyepiece holders. It turns upside-down views right-side-up and gives correct left-to-right orientation.

Baader CoolCeramic Herschel Wedge Solar diagonal

Baader CoolCeramic Herschel Wedge Solar diagonalFrom:  £394.00

The Baader 2" Herschel Safety Wedge Solar Prism provides high contrast detailed white light solar views. 

Skywatcher 90 Erecting Prism

Skywatcher 90 Erecting Prism£34.00

A straightforward 90º Erecting Prism with 1.25" nosepiece. Suitable for use with Refractors, Maksutov and Schmidt-Cassegrain telescopes to produce a correctly orientated view and a more comfortable viewing position.

Vixen Flip Mirror

Vixen Flip Mirror£79.00

This useful star diagonal for 2" focusers accepts two 1.25" eyepieces and incorporates a flip-mirror that enables you to switch between them for alternate views.

The 1.25" eyepiece holders can also be unscrewed to reveal industry-standard T2 42mm threads that will accept a 35mm camera fitted with a T-ring, so allowing you to observe through an eyepiece then switch to a camera for imaging. Ideal for terrestrial and astro photography.

William Optics 1.25'' DURA-BRIGHT Dielectric Diagonal

William Optics 1.25" DURA-BRIGHT Dielectric Diagonal£92.00

Offers a noticeable improvement in brightness, contrast and overall sharpness when compared to budget diagonals!

William Optics SCT adapter for 2'' diagonals

William Optics SCT adapter for 2" diagonals£34.00

This neat and effective adapter replaces the 2" nosepiece fitted to William Optics (and clones) 2" Diagonals to enable direct connection to SCT telescopes.
 

Skywatcher 45 Erecting Prism

Skywatcher 45 Erecting Prism£35.00

A straightforward 45º Erecting Prism with 1.25" nosepiece. Suitable for use with Refractors, Maksutov and Schmidt-Cassegrain telescopes to produce a correctly orientated view and a more comfortable viewing position.

William Optics 2'' Dielectric Diagonal

William Optics 2" Dielectric Diagonal£135.00

Premium quality William Optics diagonal with 12mm mirror thickness, dielectric coating and 1/12th lambda surface accuracy.

The fit, finish and attention to detail is second to none! 

Supplied with 2" nosepiece. Optional SCT adapter also available. 

William Optics 1.25'' 90 degree Erecting Prism

William Optics 1.25" 90 degree Erecting Prism£49.00

William Optics 90° Erecting Prism with Helical focuser will work with 1.25" eyepieces and telescopes with 1.25" eyepiece holders. It turns upside-down views right-side-up and gives correct left-to-right orientation.

William Optics 2'' 45 degree Erecting Prism

William Optics 2" 45 degree Erecting Prism£174.00

A premium quality 2" 45 degree erecting prism with William Optics fit and finish throughout! 

William Optics 2'' 90 degree Erecting Prism

William Optics 2" 90 degree Erecting PrismPlease Contact Us

Premium quality 2" erecting prism allows you to look into the telescope at a 90° angle, at images that are correctly oriented, meaning the image is upright and correct from left to right.

 

William Optics Star 71 Dielectric Diagonal

William Optics Star 71 Dielectric Diagonal£119.00

Dedicated 1.25" dielectirc mirror diagonal made especially for use with the William Optics Star 71 apo refractor telescope. Allows you to use this scope visually with any 1.25" eyepiece.

 

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