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Astronomik CLS Filter The Astronomik CLS Filter is a budget filter for visual observation, Black & White photography and CCD photographs of neb...

Antlia H-beta and OIII Filter – 1.25″ Antlia HB-OIII filter is engineered specifically for night visual nebulae observation at a high contrast and ...

ZWO Soft Bag for Cooled Cameras The ZWO Soft Bag for Cooled Cameras is included in the cooled cameras box. If you want to buy extra one, place the ...

Antares Adapter 2" to 2" Extension ET2 extends any 2" accessory by 2". Accepts 2" filters. Double side screw with pressure band.   Technical Speci...

Antares 1.5x 1.25" Twist-Lock Barlow Antares Twist-lock barlows make for easy eyepiece in-out and work with any barrel format. These extend focal l...

Antares 1.25" Variable Neutral Density Filter 3-40% Neutral density filters can reduce brightness across the visual spectrum without losing resolut...

ZWO Fan for Cooled/Pro Cameras ZWO Fan for Cooled/Pro Cameras   Technical Specifications In the Box Fan Mounting Hardware Manuals & Warranty...

ADM D Series 3.5 lbs Counterweight with 3" Threaded Rod The ADM D Series 3.5 lbs Counterweight with 3" Threaded Rod fits D Series dovetail bars and...

William Optics Slide-Base 50mm Guiding Rings Install your 50mm William Optics Guide Scope or Finder scope on your slide handle with the William Opt...

William Optics Saddle Plate for Vixen-style Dovetail Plate Weight：230g This William Optics saddle plate is designed to accept Vixen-style dovetail...

William Optics Flat61 for ZenithStar 61 This flattener is for ZenithStar 61.            Technical Specifications Telescope Side Connection M54x...

Telrad Reflex Sight Finder with Tinted White Glass The Telrad Reflex Sight Finder is one of the best on the market. Easy to use, it can be fixed to...

Tele Vue Nagler 5mm Type 6 The 7-element, Tele Vue Nagler Type 6 design is based on the original patented Nagler design. This new 7-element design...

Tele Vue Nagler 31mm Type 5 With the Tele Vue Nagler 31mm Type 5, the unique 6-element design using four exotic glasses maintains the contrast adv...

Tele Vue Delos 8mm Includes continuously adjustable height eyeguard with index marks. Parfocal with all Tele Vue 1¼” eyepieces. Background 72° Appa...

Tele Vue Delos 6mm Includes continuously adjustable height eyeguard with index marks. Parfocal with all Tele Vue 1¼” eyepieces. Background 72° Appa...

Tele Vue Delos 14mm Includes continuously adjustable height eyeguard with index marks. Parfocal with all Tele Vue 1¼” eyepieces. Background 72° App...

Starlight Instruments Feather Touch Micro Focuser for SCT Feather Touch® Micro Telescope Focuser for Celestron 6″ Evolution Schmidt-Cassegrain Tele...

Starizona HyperStar 8/6 ZWO Filter Drawer Adapter for ZWO Cooled Cameras HyperStar 8 / 6 ZWO Filter Drawer Adapter for ZWO Cooled Cameras In the Bo...

PrimaluceLab V-Series 240mm PLUS Dovetail Plate The PrimaluceLab V-Series 240mm PLUS Dovetail Plate is part of our PLUS system (Prima Luce Universa...

PrimaluceLab PLUS 20mm Spacers When we install many instruments (for example telescope with guide scope in parallel) on the mount, it can happen th...

PrimaluceLab EAGLE Type Connector for power IN and 5A or 8A power OUT ports The PrimaluceLab EAGLE Type Connector for power IN and 5A or 8A power O...

Pegasus Pair of Black Aluminium Dovetail Brackets for PPBADV Pair of Mounting Brackets for Pocket Powerbox Advance     Technical Specifications Mat...

PrimaluceLab DX Finder Base The PrimaluceLab DX Finder Base can be installed on many telescopes to let you install finder supports from many brands...

Pegasus FocusCube Zero for SCT, Edge & RASA * Power cable is optional. PEG-PSU-21 or CIGLIGHT-ADAPTER21 must be bought separately. Focus fast, ...

Celestron X-CEL LX 1.25" 3x Barlow Lens When inserted between the eyepiece and telescope, this premium 3x Barlow lens triples the magnification of ...

Celestron USB Cooling Fan for Dobsonian Telescopes The Celestron USB Cooling Fan is the ideal cooling solution for your StarSense Exploerer 10” Dob...

Celestron Thermistor for Smart DewHeater Controllers Take the guesswork out of using third-party heating bands or straps and increase your power ef...

Chroma 3nm SII Filter The Chroma 3nm SII Filter isolates the spectral emission of singly ionized sulfur atoms, also common in nebulae. Emission is ...

Celestron Reducer Lens .7x - EdgeHD 1100 Celestron’s EdgeHD reducers feature a custom 5 element optical design engineered to maintain the flat-fiel...

Celestron Polar finderscope - CG-4 Get some help polar aligning your Celestron Omni or CG-4 mount with the addition of the Polar Axis Finder. Insta...

Celestron Luminos 7mm Eyepiece The Luminos series eyepieces offer a wide 82º field of view in both high power and low power models, allowing you...

Celestron H-alpha H-beta OIII imaging filter, RASA 8 Bring out the best in your nebulae astroimages with the H-alpha H-beta OIII (Hα-Hβ-OIII) Imagi...

Starfield Dew Heater Strip Dew Heaters for Telescopes & Astrophotography  Dew can end an imaging session fast—especially as temperatures drop t...

ASKAR 50P Auto Focuser Kit Designed specifically for the 50P, this kit is compatible with a wide range of mainstream electronic focusers, enabling ...

Askar 0.74× Reducer for 131F Refractor (131FR) Designed exclusively for the Askar 131F, this 0.74× reducer reduces the 131F focal ratio to F5.6, un...