Eyepiece Accessories and Filters

85 Matching Products Displaying Page 1 of 8

Optical Vision 1.25 Inch Light Pollution Filter
5.0

Find out more about the Optical Vision 1.25 Inch Light Pollution Filter

The Sky-Watcher 1.25 Inch Light Pollution Filter is a contrast-enhancing anodised aluminium, optical glass filter designed to block out the wavelengths of light emitted by mercury-vapour light and other common causes of light pollution, whilst providing higher transmission at critical hydrogen-alpha and hydrogen-beta lines than competing filters. Bright,

In StockSave £1
£18.00RRP £19.99

1x Optical Vision 1.25 Inch Light Pollution Filter

This item is already in your basket

Optical Vision 1.25 Inch Light Pollution Filter

Sky-Watcher Moon Filter
4.5

Find out more about the Sky-Watcher Moon Filter

Improves contrast and reduces glare on Lunar images. Item screws into 1.25" threaded eyepieces.

In Stock
£9.99

1x Sky-Watcher Moon Filter

This item is already in your basket

Sky-Watcher Moon Filter

Sky-Watcher 90 degree Erecting Prism

Find out more about the Sky-Watcher 90 degree Erecting Prism

90 degree Erecting Prism designed to fit 1.25/31.7mm focusers and eyepieces.Designed to give a more comfortable viewing position, and to correct upside down images.

In StockSave £5
£34.00RRP £39.99

1x Sky-Watcher 90 degree Erecting Prism

This item is already in your basket

Sky-Watcher 90 degree Erecting Prism

Buy used from £19.99
Altair Astro 2 Inch Quartz Dielectric Diagonal
5.0

Find out more about the Altair Astro 2 Inch Quartz Dielectric Diagonal

Whether you're looking to build a telescope system from scratch, or wish to upgrade your "kit" Star Diagonal, the Altair Astro 2 inch Quartz Dielectric Diagonal offers 99% reflectivity due to its multi-layer dielectric coatings, and extreme durability thanks to its CNC machined aluminium casing. It has a non-marring brass compression ring to prevent damage

In StockFree delivery available
£79.99

1x Altair Astro 2 Inch Quartz Dielectric Diagonal

This item is already in your basket

Altair Astro 2 Inch Quartz Dielectric Diagonal

Sky-Watcher 45 degree Erecting Prism
5.0

Find out more about the Sky-Watcher 45 degree Erecting Prism

Perfect for both astonomical and terrestrial observing, these fully-coated diagonals offer correctly oriented images with excellent sharpness and contrasts. Designed for 1.25 Inch/31.7mm focusers and eyepieces.

In Stock
£39.99

1x Sky-Watcher 45 degree Erecting Prism

This item is already in your basket

Sky-Watcher 45 degree Erecting Prism

Buy used from £29.99
Sky-Watcher 1.25 Inch Variable Polarising Filter
4.0

Find out more about the Sky-Watcher 1.25 Inch Variable Polarising Filter

The Skywatcher 1.25 Inch Variable Polarising Filter is a high quality anodised aluminium, optical glass variable polarising filter designed to reduce the amount of light entering your eyepiece. You can progressively dim the view when observing a bright object, such as the Moon or certain planets, to a level according to your needs, whilst increasing contrast,

In Stock
£29.99

1x Sky-Watcher 1.25 Inch Variable Polarising Filter

This item is already in your basket

Sky-Watcher 1.25 Inch Variable Polarising Filter

Altair Astro Premium Neutral Density Moon Filter

Find out more about the Altair Astro Premium Neutral Density Moon Filter

The Altair Astro Premium Neutral Density Moon filter blocks 25% of the light passing through it removing excess glare from lunar images helping to bring out finer detail. Threaded to fit 1.25 inch eyepiece barrels.

In Stock
£15.00

1x Altair Astro Premium Neutral Density Moon Filter

This item is already in your basket

Altair Astro Premium Neutral Density Moon Filter

Sky-Watcher Lunar/Planetary Filter Set

Find out more about the Sky-Watcher Lunar/Planetary Filter Set

Enhance your viewing of the planets and the moon. Even a 3/4 moon can reflect enough light to strain the eyes, so the use of a moon filter helps to reduce the incoming light and will even improve the contrast. The coloured filters are matched to help improve the viewing of a number of the Planets, and even comets.

In Stock
£30.00

1x Sky-Watcher Lunar/Planetary Filter Set

This item is already in your basket

Sky-Watcher Lunar/Planetary Filter Set

Celestron Moon Filter
4.5

Find out more about the Celestron Moon Filter

Celestron's Moon Filter is an economical eyepiece filter for reducing the brightness of the moon and improving contrast, so greater detail can be observed on the lunar surface. The clear aperture is 21mm and the transmission is about 18%. Screws on to the filter thread of any Celestron, or other manufacturer's 1.25 inch eyepiece.

In StockSave £2
£10.00RRP £12.00

1x Celestron Moon Filter

This item is already in your basket

Celestron Moon Filter

Lightwave 1.0x Field Flattener

Find out more about the Lightwave 1.0x Field Flattener

The Lightwave 1.0x Field Flattener is a non-focal reducing field flattener which gives improved results for photography with triplet and doublet refractor telescopes of between f5.5 and f6.5 focal ratio. The Field Flattener comes with a CNC machined T-threaded end-cap to protect against dust on the rear lens element which is more exposed than the front

Awaiting StockFree delivery available
£71.00

1x Lightwave 1.0x Field Flattener

This item is already in your basket

Lightwave 1.0x Field Flattener

Baader AstroSolar Spotter Filter 80mm

Find out more about the Baader AstroSolar Spotter Filter 80mm

Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar Safety Film. Many ready-made filters stretch the filter material like a drumhead in order to make it look like a piece of glass - this absolutely destroys the image quality, rendering the film useless for high magnification work. AstroSolar film

In StockSave £6
£38.00RRP £44.00

1x Baader AstroSolar Spotter Filter 80mm

This item is already in your basket

Baader AstroSolar Spotter Filter 80mm

Kendrick Solar Filter for 140-150mm O.D
4.0

Find out more about the Kendrick Solar Filter for 140-150mm O.D

Experience unrivalled views of our nearest star with one of these fantastic solar filters. These fully-mounted filters are far safer and easier to use than 'solar film' as they are mounted in a frame which is securely attached over the end of your telescope or camera lens via thumb-screws. This not only means that the filter can be quickly and easily attached

In StockFree delivery available
£68.50

1x Kendrick Solar Filter for 140-150mm O.D

This item is already in your basket

Kendrick Solar Filter for 140-150mm O.D