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OTA - Just Telescope Tubes

We stock a wide range of optical tube assemblies (OTA) from quality brands including Celestron and Sky-Watcher. With so many choices we are always happy to give advice and help you find the best equipment for your use.

Showing 74 of 74 products

APM 107/700 F6.5 ED Triplet APO w 3" APM focuser

£1,899.00

High-end colour-corrected 3-lens apochromatic refractor
$APM 140 ED Doublet Refractor Telescope - FPL53 Glass$

APM 140 ED Doublet Refractor Telescope - FPL53 Glass

£2,799.00

High quality doublet air spaced optic designed with the best glass types available
$APM 152 ED Doublet Refractor Telescope$

APM 152 ED Doublet Refractor Telescope

£2,975.00

High Quality Doublet!
Bresser Messier AR-127S/635 Hex-Focus Optical Tube Assembly

£383.00

Optical Tube Only
Bresser Messier AR-127S/635 Hex-Focus Optical Tube Assembly - Open Box

£383.00
£269.00

Open Box Bargain

Out of stock
Bresser Messier AR-152L/1200 Hex-Focus Optical Tube Assembly

£517.00

Optical Tube Only
Bresser Messier AR-152S/760 Hex-Focus Optical Tube Assembly

£535.00

Optical Tube Only
Bresser Messier AR-90/900 OTA Optical Tube Assembly

£115.00

Optical Tube Only
Bresser Messier MC-127/1900 OTA Optical Tube Assembly

£312.00

Highly portable Maksutov Cassegrain telescope
Bresser Messier MC-152 OTA Optical Tube Assembly

£660.00

High resolution 6-inch f/12.5 - Ideal for high power views of the Moon and brighter planets
Bresser Messier NT-150S/750 Hex-Focus Optical Tube Assembly

£231.00

Optical Tube Only
Celestron C11-A XLT (CG5) OTA

£2,125.00
£2,065.00
Celestron C11-A XLT (CGE) OTA

£2,125.00
£2,065.00

Celestron C11-A XLT (CGE) OTA
Celestron C14-AF XLT (CGE) OTA

£6,695.00

Celestron C14-AF XLT (CGE) OTA
Celestron C6-A XLT OTA

£730.00
£499.00

Sale Price
Celestron C8-A XLT (AVX) OTA

£1,100.00
£1,069.00
Celestron C8-A XLT (CGE) OTA

£1,100.00
£1,069.00

Celestron C8-A XLT (CGE) OTA
Celestron C9.25-A XLT (AVX) OTA

£1,575.00
£1,359.00
Celestron C9.25-A XLT (CGE) OTA

£1,575.00
£1,359.00
Celestron EdgeHD 11 OTA

£3,750.00
£3,745.00

Celestron EdgeHD 11 OTA
Celestron EdgeHD 14 OTA

£7,689.00
Celestron EdgeHD 800 / Advanced

£1,500.00
£1,284.00
Celestron EdgeHD 800 / CGE

£1,500.00
£1,284.00
Celestron EdgeHD 9.25 OTA

£2,750.00
£2,469.00
Explore Scientific 208mm f/3.9 Photo Newtonian - Carbon Hex

£892.00

Photographic Newtonian f/3.9 with 2.5" Hexafoc Focuser
Explore Scientific 208mm f/3.9 Photo Newtonian - Hex-Focus

£419.00

Photographic Newtonian f/3.9 with 2.5" Hexafoc Focuser
Explore Scientific AR102 102 mm f/6.5 Air-Spaced Doublet

£512.00

This f/6.5 Air-Spaced Doublet is an excellent choice for those looking for a rich field refractor
Explore Scientific AR127 127 mm f/6.5 Air-Spaced Doublet

£588.00

Classic air spaced doublet
Explore Scientific AR152 152 mm f/6.5 Air-Spaced Doublet

£713.00
Explore Scientific David H Levy Comet Hunter 152mm Carbon Fibre Maksutov Newtonian

£892.00
Explore Scientific ED APO 102mm f/7 Deluxe FCD-100 Hex-Focus

£1,330.00

Received a high 4 1/2 Star rating from BBC Sky at Night Magazine.
Explore Scientific ED APO 102mm f/7 Essential

£847.00

Superb Value ED Doublet
Explore Scientific ED APO 127mm f/7.5 Carbon FCD-100 Hex-Foc

£2,287.00

NEW 'FCD-100' version of Explore Scientific’s highly rated f/7.5 triplet refractor
Explore Scientific ED APO 127mm f/7.5 Deluxe FCD-100 Hex-Foc

£1,955.00

The Explore Scientific ED APO 127mm f/7.5 Carbon fibre V2 is a significant 3kg lighter than a conventional aluminium-tubed ES 127 triplet.
Explore Scientific ED APO 127mm f/7.5 Essential w Hex-Focus

£1,420.00

The Explore Scientific 127mm Triplet Apochromatic lens design delivers clean, crisp views and images,
Explore Scientific ED APO 152mm f/7.9 Carbon 3" Hex Focuser

£4,366.00

The Explore Scientific ED APO 152mm Carbon fibre telescope is a superb, lightweight 6-inch / 152mm apochromatic refractor.
Explore Scientific ED APO 165mm Carbon fibre

£8,920.00

165mm Reference class apochromat with carbon fibre tube and 3" Feathertouch focuser
Explore Scientific ED APO 165mm f/7 Carbon FPL-53 3" Hex Foc

£8,027.00

165mm Reference class apochromat with carbon fibre tube and 3" Hex focuser
Explore Scientific ED APO 80mm f/6 Deluxe FCD-100 Hex-Focus

£891.00

The latest iteration of Explore Scientific's popular 80mm Triplet Apo telescope.
Explore Scientific ED APO 80mm f/6 Essential

£562.00

The latest iteration of Explore Scientific's popular 80mm Essential Triplet Apo telescope.

Out of stock
$Sky-Watcher ESPRIT 100-ED PRO 3-Element APO Refractor$

Sky-Watcher ESPRIT 100-ED PRO 3-Element APO Refractor

£1,699.00
£1,495.00

Special Sky-Watcher Spring Sale - Limited Availability
$Sky-Watcher ESPRIT 120-ED PRO 3-Element APO Refractor$

Sky-Watcher ESPRIT 120-ED PRO 3-Element APO Refractor

£2,299.00
£1,999.00

Available from showroom stock!
$Sky-Watcher ESPRIT 150-ED PRO 3-Element APO Refractor$

Sky-Watcher ESPRIT 150-ED PRO 3-Element APO Refractor

£4,499.00
£3,999.00

Special Sky-Watcher Spring Sale - Limited Availability
$Sky-Watcher ESPRIT 80-ED PRO 3-Element APO Refractor$

Sky-Watcher ESPRIT 80-ED PRO 3-Element APO Refractor

£1,079.00
£989.00
Sky-Watcher Explorer 150P OTA

£199.00
£178.00

Sky-Watcher Explorer-150P OTA
Sky-Watcher Explorer 150PL OTA

£199.00
£179.00

Sky-Watcher Explorer-150PL OTA
Sky-Watcher Explorer 200P OTA

£279.00
£249.00

Sky-Watcher Explorer-200P OTA
Sky-Watcher Explorer 200P OTA - Open Box

£279.00
£189.00

Sky-Watcher Explorer-200P OTA

Out of stock
Sky-Watcher Explorer 250PDS OTA

£449.00
£385.00

Optimised performance for prime-focus photography.
Sky-Watcher Explorer-130PDS OTA

£199.00
£175.00

Sky-Watcher Explorer-130PDS OTA
Sky-Watcher Explorer-150PDS OTA

£259.00
£218.00

Sky-Watcher Explorer-150PDS OTA
Sky-Watcher Explorer-190MN DS-PRO

£1,199.00
£1,044.00

Sky-Watcher Explorer-190MN DS-PRO
Sky-Watcher Explorer-200PDS OTA

£349.00
£299.00

Sky-Watcher Explorer-200PDS OTA
Sky-Watcher Skymax-127 PRO OTA

£254.00

Special Sky-Watcher Spring Sale - Limited Availability

Out of stock
Sky-Watcher Skymax-150 PRO OTA

£599.00
£475.00

Special Price - Limited Availability

Out of stock
Sky-Watcher Skymax-180 PRO OTA

£929.00
£819.00

Sky-Watcher Skymax-180 PRO OTA
Sky-Watcher Startravel-102T OTA

£199.00
£165.00

Sky-Watcher Startravel-102T OTA
Sky-Watcher Startravel-120T OTA

£269.00
£229.00

Sky-Watcher Startravel-120T OTA

Out of stock
Sky-Watcher Startravel-150 OTA

£599.00
£529.00

Sky-Watcher Startravel-150 OTA
Sky-Watcher Startravel-80T (Tube Assembly)

£109.00
£99.00

Sky-Watcher Startravel-80T (Tube Assembly)
Vixen A105M Telescope

£799.00

Vixen A105M Telescope
Vixen A80M Telescope

£499.00

Vixen A80M Telescope
Vixen AX103S Telescope

£2,699.00

Vixen AX103S Telescope
Vixen NA140SS Telescope

£1,649.00

Vixen NA140SS Telescope
Vixen R200SS PH Fast 8 Newtonian Astrograph with Built-in Wynne Corrector

£1,999.00

Based on the excellent R200SS f4.0 Newtonian reflector telescope, this astrograph includes a built-in Wynne-type PH Corrector to deliver pin-sharp, coma-free images across the entire field of view.
Vixen R200SS Telescope

£1,199.00

Vixen R200SS Telescope
Vixen SD103S Telescope

£1,649.00

The New Vixen SD 103
Vixen SD103S Telescope- Ex Display

£1,649.00
£1,599.00

The New Vixen SD 103
Vixen SD115S Telescope

£2,399.00

The New Vixen SD115S Telescope
Vixen SD81S Telescope

£999.00

The New Vixen SD81S Telescope
Vixen VC200L Telescope

£1,399.00

Vixen VC200L Telescope
Vixen VC200L Telescope - Ex Display

£1,399.00
£1,259.00

Ex-Display Bargain
Vixen VMC200L Telescope

£959.00

Vixen VMC200L Telescope
Vixen VSD100 f3.8 Ultra Fast Astrograph

£5,199.00

An ultra-fast refractor designed for discerning astrophotographers