FREE Philip's Sun Observers Guide with every solar filter!Normally £9.99, Sun Observers Guide by Pam Spence is full of practical tips on solar observing, covering visual and photographic use of telescopes with Solar filters. Full colour throughout, the book is fully illustrated with more than 100 photographs and artworks. 160 pages. (more info)
 | Sol-Vu safe solar observing filters for most telescopes |
 £27.99 including UK P&P
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Astro Engineering safe solar observing filter (with free observing guide!)from £27.99. The filter comprises a rigid aluminium mounting with three attachment screws with specially reinforced threaded bosses that fit over the front of the telescope objective or tube to allow safe, full aperture, solar viewing. The flexible filter material is tough Mylar based Astro-Solar film by Baader, and allows the telscope to be used to safely observe and monitor white-light solar phenomena (sun spots, faculae etc). FREE solar observing guide! The filter is supplied with a FREE copy of the Philip's Sun Observer's Guide by Pam Spence that tells you everyhing you need to know about observing the sun. (the publisher's normal price is £9.99). For more info click the special offer link at the top of this. page The filters are availablle in a range of 8 sizes to fit external tube diameters from 70mm to 235mm. (2.75" to 9.25") PLEASE READ SAFETY NOTES SUPPLIED WITH FILTER. Select the the correct size for your scope from the drop down list below: Measurements given are scope external tube diameters. | ||||||
