Previous discussion: <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11475284" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11475284</a><p>The absence of optical specifications seems counter to the marketing blurbage regarding manual mode and full control of aperture and shutter. The ring flash is a nice touch, though.