Alstar 1.25" High Precision Double Helical Focuser with 0.1mm Scale for Telescope Lenses/Finder & Guidescope

★★★★★ 4.5 145 reviews

$47.99
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$47.99
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 208573033 Release Date 2026/03/22 List Price $19.20 Model Number 208573033
Category
  • Accuracy 0.1 mm; Focusing stroke: 10 mm; Minimum length: 46 mm; Longest length: 56 mm
  • Interface: 1.25 inch with M42x0.75 male thread; primary Mirror Interfaces: M31x0.5
  • Item was made by Full metal; The double helical focuser is M31x0.5 male thread and 1.25 inch accessory collar with M42x0.75 male T thread flange; Accesory collar thumbscrews that you can install StarShoot AutoGuider or 1.25 inch eyepiece
  • Upgrade your R/P focuser by adding it to the end of the R/P focuser by using Alstar M42X0.75 Female to M42X0.75 Female Thread Telescope Adapter 9 mm; Note: please make sure that there is M42X0.75 male thread on your R/P focuser
  • High Precision double helical focuser for guider scope / finder scope Interface; The solution for telescopes or telephoto lenses with sluggish focusing
Item Weight 1.58 ounces
Manufacturer A ALSTAR
Item model number SKU_AM_HDHF1025A
Product Dimensions 1.8 x 2.3 x 1.8 inches
Is Discontinued By Manufacturer No

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145 ratings | 59 reviews
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