Tele Vue 5X Powermate - 1.25" - PMT-5126 Eyepiece Accessories The Tele Vue 3mm-6mm Nagler

The Tele Vue 3mm-6mm Nagler Zoom is small

Eyepiece barrels are antireflection threaded internally for higher contrast

because you may want to introduce an accessory like a flip mirror or filter wheel in between the Explore Scientific Focal Extender and a CCD camera

they still enjoy the same care and attention to detail as the most expensive

Tele Vue 5X Powermate - 1.25" - PMT-5126 Eyepiece Accessories The Tele Vue 3mm-6mm NaglerAbout the TeleVue 5X Powermate 1. 25" To understand the TeleVue Powermate, we must first understand the Barlow lens. Barlows amplify the power of a telescope. They can be considered "focal reducers" for eyepieces, or "focal extenders" for objectives. Terence Dickenson, in his Barlow test report in Sky and Telescope says: "Technology has erased the old objections. A modern Barlow will not degrade your telescope''s optics. Anyone telling you otherwise