Short description of TeleVue 2.5x Powermate PMT-2513 by TeleVue before your review - TeleVue 2.5x Powermate PMT-2513 is a compact, high power, fully corrected image amplifier.
Tele Vue Powermate line consists of a
negative doublet plus a positive "pupil-correcting" doublet.
TeleVue Powermate 4-element system provides the magnifying function of a
TeleVue Barlow without
its limitations by restoring the field rays back to their original direction,
as if the TeleVue Powermate were not there. The result is a pure magnification increase.TeleVue 2.5x Powermate features include blass clamp ring and coptive screw. TeleVue 2.5x Powermate accepts TeleVue PTR-1250 T-Ring Adapter.
Specifications
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