Telescope Parts & Accessories

With two fine wire cross hairs. Good upgrade to 6x30 finder. Shows stars to mag 9.0, and 5.0 degree fov. Comfortable eye relief too. Includes skywatcher quick release bracket with spring loaded thumbscrews for fast collimation.

Buy as many for £3.95.

MC500 is designed especially for troubles bothering traditional microscope users. More widely used in various fields and image acquisition microscope on various occasions. Stereo microscope not included!

We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner. Color: Black.

W&W Astro flexible dew shield prevents dew appearance on the lens.

Collimator Size: Approx. 1 x Collimator. Laser Power: 1mw. 1 x Lens Adapter.

The female thread (M48 0.75) at the rear end to fit filters etc. Male Thread: M48 0.75. Female Thread: M48 0.75. 1 x 2" to M48 0.75 Adapter. (T ring not include). - The inside of the adapter is fully threaded to minimize reflections.

Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Suitable for phone width: about 55mm-98mm.

Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Suitable for phone width: about 55mm-98mm.

USED QHY CCD Polemaster Electronic Polar Scope Finder ADAPTER for Skywatcher HEQ5 mount.

Made with simple design but astonishing good quality materials and finishing. It's made to be easy wrapped and hold in one place.

straight through finderscope for telescopes. With two wire crosshairs. Standard inverted/upside down and mirror image view. Just turn your star atlas upside down to star hop using this finderscope. Comfortable eye relief. Shows stars to mag 8.0 and five degree field of view. Good finder to use with more detailed star atlases, and a good upgrade to unit/zero power and 6x30 finders. With quick release spring loaded bracket for fast collimation. All in excellent/mint condition. Auctioning as I've now got larger 10x50 finder. Happy to answer questions.

2 inch ED Barlow Lens Good condition 2" Barlow Lens with 1.25" adaptor Great for a telescope that will accept this size Barlow Lens

1 T-Ring for Canon EOS. 1 Extension Tube. 1,The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

Used Meade Series 4000 6.4mm Super Plossl 1.25". Used but good condition, slight cosmetic scratches on barrel, but optics are good.

15%~80%off Zone. Radio Communication. Model: UV/IR CUT Filter. SVBONY 1.25" UV/IR Cut Filter. It's easy. Sturdy Plastic Case. Net Weight: 7g.

Prism Glass Material：glass. Due to the difference between different monitors, the picture may not reflect the actual color of the item. color：black.

How could astronomy lovers and photography lovers miss such a good accessory. 1 Adapter Ring. If you do not receive our reply within 48 hours, pls. If you are satisfied with our service, pls. It will not appear during use, such as deformation, breakage, rust, surface oxidation, or paint removal.

BST Starguider 1.25" 25mm 60 degree ED eyepiece. This high contrast makes it a good choice for splitting close binary stars, for examining low contrast lunar and planetary detail, and for finding small and faint planetary nebulae against a truly dark sky background.

BST Starguider 1.25" 12mm 60 degree ED eyepiece. This high contrast makes it a good choice for splitting close binary stars, for examining low contrast lunar and planetary detail, and for finding small and faint planetary nebulae against a truly dark sky background.

Let is say you have two eyepieces in your accessory case, a 10 mm and a 25 mm. Add a Celestron Omni 2X Barlow Lens to the mix, and now you have four magnifications to choose from. Combining this lens with the 25 mm provides double the magnification, or the equivalent of a 12.5 mm eyepiece, while the 10 mm gives you the power of a 5 mm eyepiece.

We'd like to settle any problem in a friendly manner. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.

We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner.

One basically neutralized this color shift. The color fringing is removed and both details and resolution are improved. The TS-Optics ADC consists of three parts, that can be screwed together via a T2 (M42x0,75) thread.

An ultra high contrast type of filter that is very effective for small and fainter emission planetary nebula, as well as a variety of bright nebula. NPB – NARROW PASS BAND NEBULA FILTER.

OPTOLONG NK-FF L-Pro Filter Suitable for Nikon D600/D610/D700/D750/D800/D800E/D810/D810A/DF Best Choice for Light Pollution Suppression.

SPECIAL - Optolong 2" CLS-CCD Premium High Transmission filter with data - 4.

Buy as many for £3.95.

We frequently get asked about the quality of the set and its compatibility with our Starguider ED eyepieces. Binoviewers /Starguider combo. I have BV set up for 8mm/18mm & 25mm BST Starguider. The 1.8x and 3x screw in Barlow lenses are included in the price.

The AUTOFOC is suitable for Skywatcher and Orion Crayford focusers, but can adapted to other fosusers with a bit of technical skill. Included is a versatile base with long bores for adapting the TS AUTOFOC to the bottom side of the focuser.

Optolong Clear Sky filter, design of anti-reflecting coating, reduce the interference of dazzle light. Optolong Clear Sky Filter blocks the city Na and Hg light pollution so that improve contrast effectively.

TS Optics 8 mm 1.25" N-ED eyepiece - long eye relief. The new TS N-ED flat field eyepiece is characterized by a particularly high contrast image. All glass-air-surfaces are multi-coated for a contrast superior to the standard level.

The new TS N-ED flat field eyepiece is characterized by a particularly high contrast image. TS-Optics 12 mm 1.25" N-ED flat field eyepiece - long eye relief. All glass-air-surfaces are multi-coated for a contrast superior to the standard level.

Excellent condition. Optics unmarked, crystal clear internally. Decent field of view for a zoom eyepiece and impressively sharp edge to edge, used with my 80mm TBG HDF scope.

Dynamic capture storage format: AVI. 1 x Guide line. Color: black. 1 x USB line. If you do not receive our reply within 48 hours, pls. If you are satisfied with our service, pls. 1 x Extension tube for c-mount with filter for focusing.

This product is made of high quality material. It fits maximum dia. 38mm, minimum 5mm laser pointer, compatible with different types of laser pointer. Easy to install and use, a good choice for you.

Brand new, never opened or used, bought in error, 36mm round CLS CCD light pollution filter, I had to get the 2" version hence the sale as I have no use for this one

The amazingly versatile Celestron 8 mm - 24 mm Zoom Eyepiece allows you to choose from a variety of magnifications in a flash! Simply grip the rubberized barrel and turn it slowly while looking through the eyepiece, and then pick the best power for the object you are observing.

The 1.25" barrel is threaded for filters and kept short to work well in spotting scopes. Baader's new housing incorporates a full-length 2" barrel and provides a specially designed tapered locking recess.

OPTOLONG EOS-FF L-Pro Filter. Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) as well as SII(672nm), the filter is suitable for enhancing the contrast and details for both visual and photographic purpose at sub-rural area with heavy light pollution.

Schott substrate material Thickness 2.0 mm Surface Quality: 60/40 (Refer to MIL-O-13830) Fine-optically polished to ensure accurate 1/4 wavefront and < 30 seconds parallelism over the both surfaces High transmission at major nebula emission lines (i.e. H-alpha 656nm, OIII 496nm&500nm, SII 672nm and H-beta 486nm). Precision off-band blocking, specifically the major emission lines of artificial light pollution (i.e. Na 589nm, Hg 435nm and 578nm).

Male thread is M42x0.75, female thread is M42x0.75. M42 external screws, strip protection, has three screws. Material: Aluminum Alloy. 1 Adapter. If you do not receive our reply within 48 hours, pls.

Starguider 15mm Ultra Wide Angle 80 degree 2'' eyepiece.

Low expansion glass.