Optical tubes

Showing 97-120 of 218 item(s)

$APO Refractor Telescope...$

ED Apochromatic Refractor Tubes

APO Refractor Telescope TS-Optics Doublet SD 102mm f/7 - FPL53 with Lanthanum Objective

838.81 921.45 -82.64 VAT excl.

This Photoline 102/714 mm apochromatic has a great FPL53 / Lanthan lens for very good color correction and one of the best 2.5" R&P focusers in this class.

Stock at Supplier

Deliver it 13/21 days

$Refractor telescope...$

Refractor telescope TS-Optics 110mm f/6 SD APO - FPL51 - Lanthanum Objective - 2.7"...

TKSTSED110F6

1,677.64 1,847.90 -170.26 VAT excl.

The fast 110 mm ED APO offers good color correction by means of two special lenses and is designed for observation and astrophotography.

Stock at Supplier

Deliver it 13/21 days

$ED refractor telescope...$

ED Apochromatic Refractor Tubes

ED refractor telescope TS-Optics 110 mm f/7 with focuser 2.5" RAP

TKSTSED110f7

1,007.40 1,175.63 -168.23 VAT excl.

The TS 110 mm ED with 770 mm focal length is a transportable telescope for astrophotography and observation with good chromatic correction.

Stock at Supplier

Deliver it 13/21 days

ED Apochromatic Refractor Tubes

Askar

ASKAR APO 65PHQ Quintuplet F6.5 Astrograph Tube ASKAR APO 65PHQ Quintuplet F6.5

ASKAS-65PHQ

908.22 VAT excl.

A small, portable APO telescope ideal for moving astrophotography, but also for visual work. APO corrected, no need for backfocus adjustment.

Stock at Supplier

Deliver it 26/33 days

ED Apochromatic Refractor Tubes

Askar

Astrograph Tube Askar 130PHQ Quadruplet APO

ASKAS-130PHQ

3,470.21 VAT excl.

A long focal length astrograph with integrated correction.

It will be manufactured to order, so the lead time may differ from that indicated

Deliver it 26/33 days

ED Apochromatic Refractor Tubes

Explore Scientific

EXPLORE SCIENTIFIC ED APO 127mm f/7.5 FCD-1 Alu 2'' R&P refractor tube

EXS0112132

1,528.06 VAT excl.

The three-lens design of the EXPLORE SCIENTIFIC ED-Apochromats provides everything an amateur astronomer desires at a reasonable price. Hoya FCD001 ED glass construction: Three-lens air-spaced ED apochromatic Focuser with 10:1 reduction Tuberings with handle included - the handle has a mounting location for cameras 2'' 99% star diagonal with reflectivity

Stock at Supplier

Deliver it 14/22 days

ED Apochromatic Refractor Tubes

Askar

Astrograph Tube Askar 151PHQ Flatfield APO

ASKAS151PHQ

4,461.94 VAT excl.

The 151PHQ is a flat field, long focal ratio astrograph. Instead of buying additional flattener, calculating flattener back-focus or making tedious connections to adjust the distance, astrophotographers can simply equip it with any imaging device possible, making the lens stay in focus for a perfect optical system for imaging.

Stock at Supplier

Deliver it 26/33 days

ED Apochromatic Refractor Tubes

ZWO

Quintuplet Astrograph Telescope ZWO FF65-APO

ZWOZWFF65-APO

859.46 876.03 -16.57 VAT excl.

The ZWO FF65 APO is a refractive astrograph with a powerful flat field optical design that saves you the costly expense of a field flattener.

Stock at Supplier

Deliver it 16/23 days

ED Apochromatic Refractor Tubes

Celestron

ED CELESTRON ONYX 80 EDF Refractor Telescope ED CELESTRON ONYX 80 EDF

CEL52285

578.47 VAT excl.

The CELESTRON ONYX 80 EDF is an ED refractor with FPL-51 doublet objective manufactured by William Optics exclusively for Celestron. It is a lightweight, portable, low-cost ED refractor with a sleek design and CELESTRON's quality guarantees.

Out-of-Stock

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ED Apochromatic Refractor Tubes

Skywatcher

Sky-Watcher Esprit 100ED Pro triplet apochromatic refractor optical tube Sky-Watcher...

SKWSW0312

1,942.11 2,256.20 -314.09 VAT excl.

Sky-Watcher Esprit 100ED Pro triplet

Stock at Supplier

Deliver it 16/23 days

ED Apochromatic Refractor Tubes

Skywatcher

Black Diamond ED80 SkyWatcher Black Diamond ED80 Refractor Tube

SKWSW0089

428.88 492.56 -63.68 VAT excl.

ED 80 Black Diamond refractor tube with O'Hara FPL-53 optics. The telescope is supplied with rings and dovetail.

Stock at Supplier

Deliver it 16/23 days

WidePhoto Reflector Tube 300 1500 BD Dual Speed

Reflector Tubes

Skywatcher

SkyWatcher Black Diamond Reflector Tube 300/1500 DUAL SPEED

SKWSW0051

780.96 900.83 -119.87 VAT excl.

The new SkyWatcher BKP 300 OTAW DUAL SPEED SkyWatcher tube with a mirror set that has a Crayford DUAL SPEED focuser with a 10:1 ratio for excellent and accurate focusing.

Stock at Supplier

Deliver it 16/23 days

Maksutov-Cassegrain pipes

Orion Optics UK

Optical tube Orion Optics Mak OMC140 OTA

ORIOMC140TA4

Deliver it 50/57 days

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Mak OMC140 OTA De-Luxe OMC140 OTA De-Luxe optical tube

Maksutov-Cassegrain pipes

Orion Optics UK

Mak OMC140 OTA De-Luxe OMC140 OTA De-Luxe optical tube

ORIOMC140DXTA6

Deliver it 50/57 days

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Astrographic tube CDK12.5 with 3" dovetail

Dall-Kirkham Tubes

Planewave Instruments

Planewave CDK12.5 astrograph tube with 3' dovetail 1323212

PWI1323212

10,454.55 VAT excl.

Out-of-Stock

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Dall-Kirkham Tubes

Planewave Instruments

Planewave CDK17 astrograph f/6.8 OTA with fused silica 1323217Q

PWI1323217Q

25,041.28 VAT excl.

The PlaneWave Instruments CDK17 is a 17-inch (0.43 m) f/6.8 Astrograph Dall-Kirkham corrected telescope. The CDK17 covers a 70 mm field of view without any field curvature, off-axis coma or astigmatism. The instrument weighs 43 kg (94 lbs) and comes standard with a backplate retaining ring ready to accept the focuser of your choice. IN ADDITION TO THE...

Stock at Supplier

Deliver it 14/22 days

CDK 20 astrographic tube with 8" dovetail

Dall-Kirkham Tubes

Planewave Instruments

Planewave CDK 20 dovetail astrograph tube with 8' dovetail 1323220

PWI1323220

35,537.19 VAT excl.

Stock at Supplier

Deliver it 14/22 days

$ED Black Diamond ED80 Refractor Tube ED80$

ED Apochromatic Refractor Tubes

Skywatcher

SkyWatcher ED Black Diamond dual speed ED80 SkyWatcher ED80 Refractor Tube

SKWSW0226

528.06 619.83 -91.78 VAT excl.

ED 80 Black Diamond Dual Speed refractor tube with O'Hara FPL-53 optics. The telescope is supplied with Crayford microfocuser, rings and dovetail.

Stock at Supplier

Deliver it 16/23 days

Maksutov-Cassegrain pipes

Skywatcher

Maksutov-Cassegrain SkyWatcher MAK127 Black Diamond Skymax Tube

SKWSW0239

305.74 371.90 -66.16 VAT excl.

SkyWatcher Maksutov-Cassegrain 5"optical tube with high contrast and magnification power. An optical tube that also has a Maksutov corrector plate made of excellent quality glass.

Stock at Supplier

Deliver it 16/23 days

Reflector Tubes

Skywatcher

SkyWatcher Black Diamond 150/750 DUAL SPEED SkyWatcher Reflector Tube

SKWSW0048

264.42 321.49 -57.07 VAT excl.

The SkyWatcher WIDEPHOTO 150 reflector tube is capable of distinguishing outstanding, fine details of solar system and deep sky objects. The large aperture of the SkyWatcher reflecting tube allows you to observe galaxies, nebulae and star clusters the way you've always wanted to see them.

Stock at Supplier

Deliver it 16/23 days

Reflector Tubes

Skywatcher

SkyWatcher Black Diamond 200/1000 DUAL SPEED SkyWatcher Reflector Tube

SKWSW0049

330.54 409.09 -78.55 VAT excl.

The SkyWatcher reflector tube has a slightly shorter length than normal to improve the performance of the equipment when performing prime focus astrophotography.

Stock at Supplier

Deliver it 16/23 days

Reflector Tubes

Skywatcher

SkyWatcher Black Diamond 200 800 DUAL SPEED SkyWatcher Reflector Tube

SKWSW0305

519.79 VAT excl.

SkyWatcher WIDEPHOTOreflector telescope. This reflector tube takes traditional parabolic mirror systems typical of conventional reflectors to the next level. With faster focal ratio of F/4 and 2" DUAL SPEED focuser.

Stock at Supplier

Deliver it 16/23 days

Reflector Tubes

Orion Optics UK

Orion Optics AG12 Orion Optics astrograph tube

ORIAG12TA

Deliver it 50/57 days

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Ritchey-Chrétien tubes

Astrographic Tube TS GSO Ritchey-Chrétien PRO RC 8 Carbon

TKSTSRC8C

1,299.14 1,381.78 -82.64 VAT excl.

Astrograph telescope GSO Ritchey-Chrétien for observation and astrophotography.

Stock at Supplier

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Optical tubes

Reflector Tubes

Achromatic Refractor Tubes

ED Apochromatic Refractor Tubes

Coma-free Schmidt-Cassegrain tubes

Schmidt-Cassegrain tubes

Maksutov-Cassegrain pipes

Schmidt-Newton tubes

Ritchey-Chrétien tubes

Dall-Kirkham Tubes

Riccardi-Honders Tubes

Schmidt Rowe-Ackerman tubes