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This cable is used to adapt a serial cable into a cable that is compatible with standard USB ports
Our 100% QC program at f/4 insures that Powermates™ will add dramatic power (and NOTHING ELSE) to your favorite eyepieces
and insert the power connector into the cigarette lighter outlet in your car or on your power supply
such as diffuse emission nebulae in the summer sky like the Lagoon (M8)
Tele Vue 2x BIG Barlow 2" 65° FOV This cable is used toDescription TeleVue Barlows reduce aberrations to below the airy disc in an f 4 system and lay to rest the popular myth of the "degrading Barlow." Properly designed Barlows do wonderful things: They amplify power, slow the telescope's f # (improving eyepiece sharpness), and give designers the opportunity to compensate for eyepiece aberrations. Tele Vue Barlows use multi coated high index glasses for optimum aberration correction, exceptional contrast
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