• 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.

Search results

  1. Troubador

    Dioptre Setting: Fallacy and Fact

    I would like to contribute to the Fallacy and Fact discussion by answering this question that has cropped up with regularity over the 10 years I have been a Birdforum member: "If I am wearing spectacles I don't need to adjust the dioptre do I? I can just leave it set to Zero can't I?" I am a...