• Welcome to BirdForum, the internet's largest birding community with thousands of members from all over the world. The forums are dedicated to wild birds, birding, binoculars and equipment and all that goes with it.

    Please register for an account to take part in the discussions in the forum, post your pictures in the gallery and more.
ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Recent content by pdsrms

  1. P

    TV Ethos or Nagler 9 or 11 work on a 883?

    However, why would you want to use Naglers for 45x or 55x magnification? The Kowa TE11WZ zoom ocular does vignette a little above 50x but is otherwise excellent and provides a 69° AFOV at these magnifications. Nagler 82 degrees!.! I'm a fan of prime EPs but I must admit the TE11WZ is a...
  2. P

    Objective Filter placement ATS/ATX

    On the Swarovski spotting scopes where does the filter thread on? The lens hood or the obj. housing? If on the lens hood does flare become an issue?
  3. P

    TV Ethos or Nagler 9 or 11 work on a 883?

    Anyone have any one experience with wide/superwide EPs on a Kowa 883? Specifically Naglers and Ethos. Can they focus to infinity? I read from a reputable source that some spotting scopes , due to the prisms, can have edge degradation beyond what is seen in astro refractors.
    • pdsrms
    • Thread
    • Replies: 3
    • Forum: Kowa
  4. P

    Red dot sight

    I wish an optics co. would make one of these Kiron from the 80's
  5. P

    wide/superwide EPs on Kowa 883

    Anyone have any one experience with wide/superwide EPs on a Kowa 883? Specifically Naglers and Ethos. I read from a reputable source that some spotting scopes , due to the prisms, can have edge degradation beyond what is seen in astro refractors.
See more
Back
Top