Teslar Posted May 1, 2013 Share Posted May 1, 2013 For sale one Altair Astro Coma Corrector. Suitable for DSLR or CCD attachment and will be ideal down to F4 Newtonians for photo or visual 2" Push-fit adapter has two clamp screws to reduce flex in the imaging train. M48 threaded barrel to attach your Nikon / Canon DSLR adaptor, or T-Thread adaptor directly. (Gives less Vignetting compared to M42 type T-Thread with 6mm extra diameter). Removable 2" non-marring compression ring fit with two thumbscrews. 75mm optimal back-focus requirement. 4 Lens elements in 2 optical groups. All optical surfaces are fully multicoated to improve contrast. Very robust and nicely machined unit with a high quality finish. Price £65 includes postage for bank transfer or PayPal + charges With Eye Piece holder removed for use with DSLR or CCD Link to comment Share on other sites More sharing options...
Teslar Posted May 2, 2013 Author Share Posted May 2, 2013 This item is now sold Link to comment Share on other sites More sharing options...
Doc Posted May 2, 2013 Share Posted May 2, 2013 I'll move to completed. Link to comment Share on other sites More sharing options...
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