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Apochromatic Refractors

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RRP: £1068.00 £1015.00
in In stock (2)
SKU: ASKR-FRA400F56
SharpStar
ASKAR FRA400 f/5.6 Quintuplet Astrograph APO Apochromatic Refractor Telescope
Added: 05/06/2020
 
(0 reviews)  
Look no further for the highest quality "Flatfield Refractive Astrograph" - FRA in the 72mm aperture. The FRA400 is a refractive astrograph designed for built-in flat field correction, however it can also be...

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RRP: £636.00 £604.00
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SKU: SHS-61EDPH-II-F4.5-RED
SharpStar
SharpStar 61EDPH Mk II ED Triplet Apochromatic Refractor Telescope with f/4.5 0.8x Reducer/Flattener
Added: 03/06/2020
 
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The SharpStar 61EDPH refracting telescope is a three-element fully separated design that includes one exotic ED lens and multi-layer coating on all surfaces to reduce internal reflections. It provides a very good observation...

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£438.00
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SKU: SHS-61EDPH-II
SharpStar
SharpStar 61EDPH Mk II ED Triplet Apochromatic Refractor Telescope
Added: 03/06/2020
 
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The SharpStar 61EDPH refracting telescope is a two-element fully separated design that includes one exotic ED lens and multi-layer coating on all surfaces to reduce internal reflections. It provides a very good observation...

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£549.00
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SKU: WO-A-Z73II-GD
William Optics
William Optics ZenithStar 73 ED APO Apochromatic Doublet Refractor Telescope - GOLD
Added: 21/05/2020
 
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The Zenithstar 73 is a greatly versatile and portable refractor telescope for beginners and veterans alike. Designed for both astrophotography and wildlife photography, high power visual observing through the Zenithstar 73 is...

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RRP: £2085.00 £1878.00
in In stock (3)
SKU: SHS-100Q-MkII
SharpStar
SharpStar 100QII 100mm f/5.8 Quadruplet Apochromatic Refractor Telescope - Mark II
Added: 04/03/2020
 
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INTRODUCTORY PROMOTION! 10% OFF!   The serious amateur's astro photo instrument, still portable, fast APO with incredible colour correction, for both astro photo and nature photography!

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£729.00
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SKU: WO-A-CAT51-RED-1.5v
William Optics
William Optics RedCat 51 APO Apochromatic Quadruplet Refractor Astrograph Telescope - RED v1.5
Added: 12/02/2020
 
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The unique optical design includes the highest quality glass for the best possible colour correction and flat field. The result is a 51mm objective lens, in a sleek Petzval design, using Synthetic Flouride (FPL53 and FPL51)...

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£539.00
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SKU: SHS-3-0.85X-COMA-CORR
SharpStar
Sharpstar 3" 0.85x Reducer and Coma Corrector for Newtonian Telescopes for Full Frame Sensors
Added: 26/01/2020
 
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This coma corrector that also serves as an optical reducer, has been designed for commercially available Newtonian telescopes with an aim to improve their performance for imaging.

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RRP: £199.00 £179.00
in In stock (2)
SKU: SHS-2-0.95X-COMA-CORR
SharpStar
Sharpstar 2" 0.95x Reducer and Coma Corrector for f/3 to f/6 Newtonians for APS-C Sized Sensors
Added: 26/01/2020
 
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This coma corrector that also serves as an optical reducer, has been designed for commercially available Newtonian telescopes with an aim to improve their performance for imaging.

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£259.00
in In stock (3)
SKU: SHS-F4.5-76
SharpStar
Sharpstar 2.5" 0.8x Reducer and Flattener for FULL FRAME Cameras for Sharpstar 76EDPH Telescope - M48 Camera Connection
Added: 26/01/2020
 
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This Reducer/Flattener has been designed for the Sharpstar 61EDPH APO telescope. The connection to your telescope and camera occurs over an M63 x 1 thread. For the correct adjustment the reducer/flatener includes a...

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£74.00
in In stock (3)
SKU: SESTOSENSO-AD37-MarkII
Primaluce Lab
Primaluce Lab 37mm Mark II Adapter for SESTO SENSO 2
Added: 17/01/2020
 
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This 37mm adapter allow you to install SESTO SENSO 2 on focusers that come with 37mm diameter large shaft, like the 3,5" FeatherTouch and FSQ-130 (or other focusers with 37mm diameter large shaft). SESTO SENSO 2, as...

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RRP: £132.00 £119.00
in In stock (5)
SKU: SHS-2-INCH-FLAT
SharpStar
Sharpstar Large 2" Field Flattener for Triplet APO Refractors
Added: 23/12/2019
 
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The SHARPSTAR 2" flattener has been designed to fully illuminate an APS-C sized sensor with 55mm working distance.

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RRP: £879.00 £792.00
in In stock (4)
SKU: SHS-76EDPH
SharpStar
SharpStar 76EDPH ED Triplet Apochromatic Refractor Telescope
Added: 26/11/2019
 
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The SharpStar 76EDPH refracting telescope is a three-element fully separated design that includes one exotic ED lens and multi-layer coating on all surfaces to reduce internal reflections. The SharpStar 76EDPH provides a...

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RRP: £636.00 £604.00
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SKU: SHS-61EDPH-F4.5-RED
SharpStar
SharpStar 61EDPH ED Doublet Apochromatic Refractor Telescope with f/4.5 0.8x Reducer/Flattener
Added: 10/10/2019
 
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The SharpStar 61EDPH refracting telescope is a two-element fully separated design that includes one exotic ED lens and multi-layer coating on all surfaces to reduce internal reflections. It provides a very good observation...

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£4675.00
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SKU: BORG9039EST3
Borg
Borg Fluorite Apochromatic Refractor 90FL f3.9 with ESATTO 3" Motorised Focuser
Added: 03/10/2019
 
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Borg fluorite apochromatic refractor 90FL f3.9 with ESATTO 3", 90mm diameter, 350mm focal length (f3.9), 6 elements fluorite apochromat, carbon fiber tube with 3 inches ESATTO focuser, rear thread for camera connection,...

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£5215.00
low Low stock (1)
SKU: BORG10739EST3
Borg
Borg Fluorite Apochromatic Refractor 107FL f3.9 with ESATTO 3" Motorised Focuser
Added: 03/10/2019
 
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This wonderful apochromatic refractor with fluorite optics offers an incredible f3.9 focal ratio and it has a very large 55mm flat field to allow the use of cameras also equipped with very large sensors, even larger than Full...

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£240.00
in In stock (2)
SKU: PLLANSU140P
Primaluce Lab
Primaluce Lab 140mm PLUS Tube Rings
Added: 01/10/2019
 
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The 140mm PLUS support rings are designed for telescopes with 140mm diameter optical tube (this is not the clear optical aperture of the scope, it is just the physical outer diameter of the tube where the tube...

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£198.00
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SKU: SHS-F4.5-61
SharpStar
Sharpstar 0.8x Reducer and Flattener for FULL FRAME Cameras for Sharpstar 61EDPH Telescope - M48 Camera Connection
Added: 13/08/2019
 
(0 reviews)  
This Reducer/Flattener has been designed for the Sharpstar 61EDPH APO telescope. The connection to your telescope and camera occurs over an M63 x 1 thread. For the correct adjustment the reducer/flatener includes a...

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