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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. W

    Different scope for birds and for stars?

    If you’ve got dark skies then start with just some binoculars… there’ll be plenty of star clusters and other stuff to keep you busy. You get an overview of what’s up there, rather than just looking at a few small spots in detail, where a cheap reflector can deliver the detail with different...
  2. W

    Different scope for birds and for stars?

    The diagonal erecting prism can often lead to a noticable “diffraction spike” (line) across bright stars/planets, using a 90degree mirror diagonal (results in a left-right) reversed image would eliminate this. So low power for nebulae and star fields a spotter would be fine (maybe a limited exit...
  3. W

    Different scope for birds and for stars?

    Good astro refractors can give better views that many spotters, but are usually heavier and as noted are not armoured or waterproof. The £200+level svbony spotters seem to have some good reviews. There are 50mm spotters out there that are light and provide reasonable views. I’d expand your...