Baader Contrast Booster Filter
For users of Achromatic telescopes this filter enhances contrast, making brighter objects appear sharper and more clear.
It does this by reducing the violet & blue secondary spectrum that is that is often seen with achromats.
This filter is a good choice for those who using larger/faster achromats and also reduces the effects of Sodium light pollution.
Another use is for the observation of the Planets, particularly Jupiter and Mars.
Prices include postage to all mainland UK addresses, except where indicated. Larger items may attract a surcharge for off shore or remote locations.
When your item is dispatched, you will receive an email from our shopping cart saying ‘Your order is complete’
We use Royal Mail and Courier services, whichever is more appropriate for the weight and value of your order.
Website prices DO NOT include International delivery costs unless specified.
We are happy to ship to most countries. We use a variety of Royal Mail and Courier services, depending on the weight, size, value and urgency of your order.
Place your order via the shopping cart and you will be advised by email of additional shipping charges prior to the processing and dispatch of your order.
Or simply email us for details of shipping charges to your country before you place your order.
Some items which are particularly popular with overseas purchasers already display, in the purchase menu, combined purchase and shipping costs to various regions adjusted for UK VAT (sales tax) where necessary.
If you reside outside the European Union, please check with your customs authorities for details of any import taxes, duties and other charges that may be imposed on entry to your country. We have no control over these.