Alongside its 80-200mm sibling, Praktica also sold a 70-210mm f/4.5-5.6 zoom carrying the Praktica name through the 1980s, part of a wider push by the brand and its licensees to offer affordable telephoto options for SLR owners beyond its own bayonet system.
Maximum aperture runs from f/4.5 at the wide end to f/5.6 at 210mm, controlled manually with no electronic communication to the camera body. As with related Praktica-branded zooms of this period, detailed construction figures, filter thread and close-focus distance for this edition could not be verified and are left blank rather than guessed.
Rendering follows the pattern of budget 1980s tele-zooms: acceptable centre sharpness stopped down, softer edges and lower contrast wide open, and a longer close-focus distance than modern equivalents. It was built to a price, not to compete with contemporary first-party zooms.
Secondhand examples sell cheaply and mainly appeal to buyers wanting an inexpensive manual telephoto for an older SLR system. Check that the aperture ring detents still click cleanly, the zoom action is not sloppy, and the glass is free of haze or separation before buying.