Unfortunately, this deal is no longer available
Svbony 1.25" Double Helical Focuser Telescope lens - £23.40 Sold by RetevisDirect and Fulfilled by Amazon
84° Expired

Svbony 1.25" Double Helical Focuser Telescope lens - £23.40 Sold by RetevisDirect and Fulfilled by Amazon

£23.40£25.9910% off Free P&P FreeAmazon Deals
84° Expired
Svbony 1.25" Double Helical Focuser Telescope lens - £23.40 Sold by RetevisDirect and Fulfilled by Amazon
Posted 14th Jun 2021

This deal is expired. Here are some options that might interest you:

This will definitely be a niche deal, but hopefully it will help a fellow astronomer.

Between 10% and 15% voucher discount on the double helical focuser with adapter (choice of SCT, T2 male or T2 female).
These currently retail on Ebay for 29.99£ for the focuser and 8.99£ for the adapter.
Community Updates
Karis
  • Double Helical Focuser is the solution for telescopes or telephoto lenses with sluggish focusing;The focuser scale is 0.05mm is more precision than other 0.1mm scale
  • The interface of double helical focuser is M31x0.5 amd M42x0.75;with an Female Thread T2 adapter of M31x0.5 to M42x0.75;Can be used separately for your requirements
  • The helical focuser with t2 adapter can connect M42x0.75 telescope finderscope guidescope with M42x0.75 camera or 1.25in eyepiece
  • High quality technology ensures smooth focusing track;Focusing stroke is 10mm;minimum length is 43mm;longest length 53mm
  • Full metal material make the focuser durable; the fixed screw make sure the stability of focuser and eyepiece; brass ring prevent the eyepiece scratching
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