Screamin Scott wrote:
Ah.... a Bellows Nikkor, that explains it... I'm not certain about the Kenko being a TC, although it might be....Does it have glass in it ? If it does, then it is a TC. If it doesn't, then it is more likely an extension tube... I question whether or not the name Kenko was used back in 1968...Maybe you bought this item at a later date ? Then again, since you said you bought it in either Japan or Hong Kong it may be labeled Kenko...Kenko was not a marketed name in the US back then. Most imported items from the Far East, under 3rd party names, were either Vivitar Ponder & Best), Soligor (Allied Impex) or Spiratone... There were some smaller importers (Like Ritz Cameras "Pro" line of gear, but those three were the most prominent
Ah.... a Bellows Nikkor, that explains it... I'm n... (
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I had a Kenko branded extender, bought in the US for use with my Nikon F's purchased in '67 and '68. Used it with my Nikon 200mm f4.