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

Items by tjsimonsen

tjsimonsen
Updated
Views
9K
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.
tjsimonsen
Updated
5.00 star(s) 1 ratings
Views
14K
Reviews
1
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...
tjsimonsen
Updated
Views
6K
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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