Tele Vue 2.5X Powermate - 1.25" - PMT-2513 13mm Eyepieces TeleVue Eyeguard Extender Specifications

TeleVue Eyeguard Extender Specifications

TeleVue developed the "Tunable Top

Televue machined 48mm filter threads into the end of the adapter

with wide fields

William Optics Dura-Bright Carbon Fiber Dielectric Diagonal - 2" Specifications

Tele Vue 2.5X Powermate - 1.25" - PMT-2513 13mm Eyepieces TeleVue Eyeguard Extender SpecificationsAbout the TeleVue 2. 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