Tele Vue 4x Powermate (2") ID Card Printers & Accessories and other related devices with

and other related devices with a USB power input--even while you're charging your digital camera or camcorder batteries

Touch Fastener Closure

Easy to Use & Install

and high strength composite Ball 1

Multilayer Coating

Tele Vue 4x Powermate (2") ID Card Printers & Accessories and other related devices withPowermates are the highly evolved answer to the Barlow lens design from Tele Vue. While barlow lenses increase the eye relief of the eyepiece in use, they also reposition the exit pupil of long focal length eyepieces far from the designer's intended position. This can cause vignetting and image degradation. Using four elements, the Powermates leave the exit pupil where it was intended to be, restoring the full viewing aperture and optical quality of