Diagonals
Skywatcher 2" Deluxe Di-Electric Star Diagonal£102.00 The mirror in this quality-made 2" diagonal has undergone a special high-reflectivity multi-coating process, allowing it to reflect 99% of the gathered starlight for exceptional brightness and contrast.
|  | | Vixen Flip Mirror£70.00 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" 45 degree Erecting Prism£40.00 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. |
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| | | | | | William Optics 2" 90 degree Erecting Prism£190.00 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. |
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William Optics 2" Dielectric Diagonal with SCT Adaptor£115.00 Fits refractors with 2-inch focusers and SCT type telescopes.
A premium quality Williams Optics diagonal with dielectric coating and 1/10 lambda surface accuracy. The fit, finish and attention to detail is second to none. Features removable carbon-fibre side plates for easy cleaning.
An SCT Ring for use on SC telescopes (and the WO ZS66 series) is included in the price. | | | William Optics 2" Quartz Dielectric Diagonal£229.00 Fits refractors with 2-inch focusers and SCT type telescopes. If you are looking for the highest achievable brightness, contrast and sharpness during critical observations with high-end instruments, the WO 90° 2" mirror Quartz Dielectric star Diagonal is a fine choice.
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