Revelation ND96 Premium Moon Filter 1.25"£9.00
This premium Moon filter will reduce the unwanted glare from the Moon, maintaining your viewing comfort without loss of resolution. With 25% light transmission this version will suit any astronomical telescope equipped with a 1.25" focuser.
Skywatcher ND Moon Filter 1.25"£9.99
For use with any 1.25" eyepiece in conjunction with any telescope. If the moon is too bright to look at through your scope, you will need this filter.
Celestron Moon Filter 1.25"£10.00
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.
RVO IR Block Filter 1.25"£14.99
High quality RVO IR block filter 1.25". Ideal for use with webcams when doing planetary imaging. They are best used with imaging cameras that have low sensitivity in the IR region such as webcams.
Celestron Neutral Density Moon Filter 1.25"£15.00
The Neutral Density Moon Filter attaches to a 1.25” eyepiece to lower the amount of light entering the eyepiece by 87%. The Moon is one of the most viewed objects in the sky, but you shouldn’t be deprived of its features due to brightness.
Meade Series 4000 Moon Filter ND96 1.25"£17.00
The Meade Moon Filter reduces the glare, allowing transmission of only 13% of the reflected light. Not only will you see more surface features, but you can study them in greater comfort.
OVL Light Pollution Filters£18.00 - £27.00
These contrast-enhancing anodized aluminium, optical glass filters are 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.
Antares ND Moon Filters£19.99 - £24.99
Because the moon is so bright, this filter is used to dull the image down to make it acceptable to look at. Screws onto all 1.25" and 2" eyepieces.
OVL Variable Polarising Filters£24.00 - £40.00
These high quality anodized aluminium, optical glass variable polarising filters 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
OVL Hydrogen Beta Filters£28.00 - £39.99
This high performance CCD filter transmits only the Hydogen Beta emission line, and therefore is useful for greatly increasing the contrast of objects that glow in the corresponding region of the spectrum, for example the Horsehead, Cocoon and California nebulae.
OVL Lunar & Planetary Filter Set 1.25"£29.00
Comprises 4 x high quality glass colour filters. Yellow, Red, Green & Moon/Neutral Density Filters included. These filters will fit most internally-threaded eyepiece barrels of 1.25"/31.7mm format. Supplied in attractive foam-lined plastic screw top storage case.
Antares Variable Polarising Filter 1.25"£29.99
This 1.25in filter consists of two joined polarized filters that provide continuously from about 2% to 40% as the rotating filter is adjusted. Great for lunar viewing without ruining your dark adaptation from staring at a bright image.
Astronomik 2" M48 To EOS Clip Filter Adaptor£29.99
A small but very useful adaptor. If you have any Astronomik clip filter, this handy adaptor allows you to use these on any 2" eyepiece using the filter thread on the bottom.
Baader 1.25" Single Polarising Filter£30.00
Enhances contrast during planetary observation.
Also extremely Useful for solar work in conjunction with Baader Herschel Wedge Prism (#2956500V or #2956500P)
Celestron Variable Polarizing Filter 1.25"£30.00
When you want to selectively reduce the brightness of celestial objects for a customized view, the Variable Polarizing Filter is the perfect choice. Unlike regular Moon Filters and Neutral Density Filters, the level of brightness can be reduced to just 1% or as much as 40%.
Baader Clear Glass Focusing Filter 1.25"£31.00
Using narrowband filters can often result in slightly dimmer images, which can be difficult to resolve to a focus. You can now use this filter to focus perfectly with a bright image and since they are also parfocal, switch to a different narrow band filter without losing the focus.