Home > Filters > Visual Filters
Baader SEMI APO Filter£59.00 - £85.00
Baader's newest addition for Achromat owners
Baader SOLAR CONTINUUM Filter£59.00 - £99.00
Baader Planetarium Solar Continuum Filter
OVL Hydrogen-Alpha CCD Filter (1.25")£49.99
This long-pass filter limits transmission of light with wavelengths longer than 650nm.
Baader CONTRAST BOOSTER Filter£49.00
A unique filter for many different astronomical tasks. Incomparable in accracy to combinations of generic colour filters made of raw polished glass – where surface inaccuracy adds up in the optical wave front to an unbearable degree!
Baader FRINGE KILLER Filter£49.00 - £75.00
The BAADER Fringe-Killer Filter minimizes unwanted blue fringing, comparable to a Minus-Violet-Filter, while retaining a very pleasing colour balance.
Baader NEODYMIUM & IR CUT (Moon & Skyglow) Filter 31.7mm£49.00 - £85.00
Drastically improves contrast for all reflector telescopes, without loss of brightness!
Celestron Planetary Filter Set - 1.25"£50.00 £47.00
Colored filters can be used to bring out details on a planet’s surface or its cloud structure.
OVL O-III Narrowband Filters£42.99 - £69.99
The O-III narrowband filter is specially designed for the observation of gas and planetary nebulae.
OVL UHC (Ultra High Contrast) Filters£42.99 - £69.99
The narrowband UHC filter isolates the two doubly ionized oxygen lines (496 and 501nm) and hydrogen-beta line (486nm).
OVL Clear Sky Filter (1.25")£39.99
Blocks night glow and airglow, sodium and mercury emissions (but not UV or IV).
OVL Deep Sky Filter (1.25")£39.99
This filter blocks low and high pressure mercury and sodium vapour lamplight and neon light whilst letting the rest of the visible spectrum through.
OVL UV/IR CUTOFF FILTER (1.25")£39.99
This UV/IR cut filter blocks UV and IR rays to maintain the colour temperature you want, eliminating false colour fringes around bright stars.