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

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  1. tjsimonsen

    Review by 'tjsimonsen' on item 'DCF SP 8X43'

    This is my 2nd pair of Pentax DCF 8*43 binoculars. The focus mechanism in the first pair broke six years ago (a year after the 5-year warranty expired!). I then went for Nikon Sporter 8*36, but thought the build quality was pretty good, the handling and especially the optics never convinced me...
  2. tjsimonsen

    EF 28/2.8

    A fairly good landscape and standard lens (=45mm on a 1.6crop dSLR). It's OK wide open, and pretty good at f5.6. The build quality is so-so, but the AF is pretty fast, and this lens is imho a far better choice than the kit lenses.
  3. tjsimonsen

    EF 100/2.8 macro (non USM)

    An excellent macro lens. It benefits hugely from being stopped down to at least f5.6, but from there to app. f16 it's wickedly sharp! The contrast is excellent all the way. To me the lack of USM isn't a problem - I never use AF when doing macro photogaphy anyways (besides the AF speed on a dSLR...
  4. tjsimonsen

    TSN 611 27* eye-piece

    A good and light-weight scope. Sharp and contrasty, but not quite as bright as some of the bigger scope. Has a pretty narrow field of view. An excellent travel-scope due to it's small size and high optical quality. NOT suited for digiscoping, though!
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