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How an Anti-Aliasing Filter Impacts a Camera’s Photos

Some cameras on the market these days leave out the traditional optical low pass filter (OLPF), also known as the anti-aliasing filter, to increase sharpness at the expense of increase moiré patterns. If you're not sure what exactly this trade-off is, check out this 10-minute comparison video by New Zealand-based wedding photographer Richard Wong.

Sigma Unveils 40mm f/1.4 and 105mm f/1.4 Art Lenses for the L-Mount

If you've bought into the L-Mount, Sigma just added two very compelling new primes to your list of lens options. The Sigma 40mm f/1.4 Art and 105mm f/1.4 Art 'bokeh master' are both dropping two weeks from today on December 20th, just in time for an end-of-year pick-me-up for your Sigma fp, Panasonic S1 or Leica SL2.