Kowa TSN-EC3 Spotting Scope Eyepiece Adapter Area_General Use Specifications when used with TSN-770

Specifications when used with TSN-770 spotting scopes:

37-60° apparent field of view

or Kowa TSN-VA3 High Resolution Video Digiscoping Adapter - all purchased separately)

choose the BKL Technologies offset dovetail 374 rings in either black or silver

Kowa TSN-EC3 Spotting Scope Eyepiece Adapter Area_General Use Specifications when used with TSN-770The Kowa Spotting Scope Eyepiece Adapter allows you to use eyepieces especially designed for Kowa's TSN 660 and TSN 600 spotting scopes with TSN 770 and TSN 880 spotting scope models. Please note: When eyepieces especially designed for use with other spotting scope models are used with TSN 880 770 Series scopes, not only will the specifications including the magnification change, but there may be cases where an adequate optical performance cannot be