Home :: OPTICAL ACCESSORIES

OPTICAL ACCESSORIES

Here you'll find mainly optical accessories for astronomical telescopes that are sometimes also compatible with some spotting scopes and observation binoculars.
If you are after mount accessories (non-optical accessories), please click here!

Barlows, Reducers & Correctors
Barlows, Reducers & Correctors
114 products
Collimating Tools
Collimating Tools
16 products
Eyepieces (31.7mm, 1.25")
Eyepieces (31.7mm, 1.25")
249 products
Eyepieces (50.8mm, 2")
Eyepieces (50.8mm, 2")
47 products
Filters
Filters
500 products
Filter Wheels
Filter Wheels
53 products
Finder-, guider- and polarscopes
Finder-, guider- and polarscopes
123 products
Focusers
Focusers
98 products
Focusing Masks
Focusing Masks
20 products
Prisms & Zenith Mirrors
Prisms & Zenith Mirrors
58 products
Spectroscopy
Spectroscopy
27 products
Torches Flashlights Headlights
Torches Flashlights Headlights
6 products
Other Accessories
Other Accessories
164 products

New Arrivals

£1283.00
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SKU: PLLEST4-B
Primaluce Lab
Primaluce Lab ESATTO 4" Robotic Microfocuser
Added: 18/11/2020
 
(0 reviews)  
The ESATTO 4" is the large dimensions robotic microfocuser that we designed for observatory class telescopes or for astrographs that need for large free aperture, like the Takahashi FSQ-106. Compared to the smaller...

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£144.00
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SKU: PL3600316
Primaluce Lab
Primaluce Lab Adapter from M110 to M92 Female for ESATTO 4" to Connect Takahashi Photographic Adapters
Added: 18/11/2020
 
(0 reviews)  
If you are searching for the most precise motorized focuser for Takahashi FSQ-10685, this adapter allows you to connect ESATTO 4" to this telescope. This adapter ESATTO 4" for Takahashi FSQ-106 allows you to install...

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£152.00
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SKU: PL3600310
Primaluce Lab
Primaluce Lab Adapter between ESATTO 4" and Takahashi FSQ-106 Telescope
Added: 18/11/2020
 
(0 reviews)  
If you are searching for the most precise motorized focuser for Takahashi FSQ-10685, this adapter allows you to connect ESATTO 4" to this telescope. This adapter ESATTO 4" for Takahashi FSQ-106 allows you to install...

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£32.40
in In stock (8)
SKU: Z504-FL-HLDR-M42
ZWOptical
ZWO Spare 2″ Filter Holder for M42 Filter Drawer
Added: 07/09/2020
 
(0 reviews)  
1 pc supplied. Images are for demonstration purposes only.

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£32.40
in In stock (6)
SKU: Z505-FL-HLDR-M54
ZWOptical
ZWO Spare 2″ Filter Holder for M54 Filter Drawer
Added: 07/09/2020
 
(0 reviews)  
1 pc supplied. Images are for demonstration purposes only.

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£71.00
in In stock (3)
SKU: TSFSLM48
Teleskop Service
TS Optics Filter Quick Changer for 2" Filters - M48x0.75 Thread - Length 18mm - without Filter Drawer
Added: 16/07/2020
 
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Change filters within only a few seconds without having to remove or turn the camera. With only 100 grams weight and a diameter of 80 millimetres, this filter quick changer is more compact and lightweight than any filter...

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£65.00
in In stock (2)
SKU: Rigel-STEPPER
Rigel Systems
RIGEL Stepper Motor
Added: 02/07/2020
 
(0 reviews)  
RIGEL Stepper Motor This item usually comes as part of a Rigel Systems complete focus motor kit, so we sell it as a replacement part for the rare case if your stepper motor failed.

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£26.00
in In stock (2)
SKU: FP433
Farpoint Astro
Farpoint Carey Focusing Mask for Celestron 11 SCT
Added: 28/06/2020
 
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Farpoint Carey Focus Mask – Celestron 11 Classic is an ingenious new way to easily focus a telescope.  George Carey, an amateur telescope maker and astronomer from the UK, published a modification of previous focus...

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£13.00
in In stock (5)
SKU: Z471-M54M-M48F-2
ZWOptical
ZWO M54 to M48 adapter for ZWO M54 Filter Drawer or ZWO 2" EFW
Added: 13/06/2020
 
(0 reviews)  
This M54-M48-2 adapter has been independently developed by ZWO and mainly used for connecting to 2”EFW and M54 filter drawer via M48 thread. This adapter provides you with a female M48 thread on the telescope...

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£79.00
in In stock (6)
SKU: Z503-FD-M54
ZWOptical
ZWO 2″ Filter Drawer with M54 male / M54 female Connections
Added: 13/06/2020
 
(0 reviews)  
The ZWO 2-inch Filter Drawer with 20mm ring thickness design has been independently developed by ZWO, specifically for their FULL FRAME cooled cameras, the ZWO ASI6200MM-PRO and ASI6200MC-PRO. It includes an M54x0.75 male...

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£19.80
in In stock (6)
SKU: FP410-RASA
Farpoint Astro
Farpoint Bahtinov Focusing Mask for Celestron 8 RASA
Added: 18/05/2020
 
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Drop-in focusing mask for 8" RASA telescope Focusing tool for serious astrophotographers and those who care about their time and quality of astrophotos.

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£589.00
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SKU: FTF3015B-A
Starlight Instruments
Starlight Instruments FTF3015B-A Feather Touch 3.0" Diameter Dual Speed Rack and Pinion Focuser
Added: 10/04/2020
 
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FTF3015B-A---Feather Touch® 3.0" Diameter Dual Speed Focuser, 1.5" Draw tube travel, and Brake

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£115.00
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SKU: PL3600284
Primaluce Lab
Primaluce Lab M81 65mm Extension Tube for ESATTO 3"
Added: 29/03/2020
 
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When installing ESATTO 3" in a telescope with a long travel focuser (such as those usually found on refractors), it is necessary to take into account the lower travel of ESATTO 3" since it's a micrometric...

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£44.00
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SKU: PL3600285
Primaluce Lab
Primaluce Lab M81 25mm Extension Tube for ESATTO 3"
Added: 29/03/2020
 
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The M81 25mm extension tube can be directly threaded to the ESATTO 3" draw tube and allows you to fix camera and accessories further away from the ESATTO microfocuser. This M81 extension tube has 25mm thickness, it's...

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£224.00
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SKU: PL3600253
Primaluce Lab
Primaluce Lab Adapter between ESATTO 3" and SkyWatcher ESPRIT 120 ED and 150 ED Telescopes
Added: 12/03/2020
 
(0 reviews)  
If you are searching for the most precise motorized focuser for your SkyWatcher ESPRIT 120 ED or ESPRIT 150 ED, this adapter allows you to connect ESATTO 3" to this telescope. Depending on the back focus requirements of...

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£37.00
low Low stock (1)
SKU: 2957282
Baader Planetarium
Steeltrack RT Adapter for Synta and Celestron Refractror Telescopes with 97mm Internal Diameter
Added: 24/02/2020
 
(0 reviews)  
To connect Refractors with 97mm inner diameter (Not threaded connection! The adapter is held by bolts from the side.). Fitting for many Synta and Celestron tubes (i.e. Omni 102 and Omni 120). Only suitable for BDS-RT Diamond...

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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
 
(0 reviews)  
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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£66.00
in In stock (4)
SKU: SESTOSENSO-AD33-MarkII
Primaluce Lab
Primaluce Lab 33mm Mark II Adapter for SESTO SENSO 2
Added: 17/01/2020
 
(0 reviews)  
This 33mm adapter allow you to install SESTO SENSO 2 on focusers that come with 33mm diameter large shaft, like the 2,5" and 3" FeatherTouch (or other focusers with 33mm diameter large shaft). SESTO SENSO 2, as...

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