High grade Schott optical glass is vat dyed for even color coating; then anti reflection coated for maximum light throughput; each filter has a metal filter cell and is threaded for use with 1.25 inch telescope eyepieces and filter threaded accessories
Handy color planetary telescope eyepiece filters help enhance your view of the planets and Moon; unveiling specific features and enabling you to discern more detail
The filter mount is precision manufactured from metal and is extremely thin to minimise shadowing and diffraction; the threads on both sides of the filter make it also possible to combine different filters
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
High Precision double helical focuser for guider scope / finder scope Interface; The solution for telescopes or telephoto lenses with sluggish focusing
Alstar 1.25 inch 5X 4-Element Multi-Coated Short Barlow Lens Gold Line | Apochromatic Correction, Clear and Sharp Images, Compression Ring, High-Power Magnification with ED Glass Optics
KWD 51
Alstar 1.25 inch 2X Barlow Lens with M42 Thread Telescope Accessories | MultiCoated Lens, Robust Metal Housing, Camera Connect Interface, Two Fixing Thumbscrews, Extra Focuser Back Travel
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KWD 10
