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KOWA TSN-773

KOWA TSN-773

Eye Pieces - • Multiple interchangeable eyepieces available in Read more

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Kowa TSN-773 Spotting Scope

Optics4Birding
4 April 2014
  • Excerpt: In the beginning, there was darkness (which is great for owling but notably poorer for passerines!). Then, in about 1952, Kowa invented the Z-prism and the modern spotting scope was born.
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