of the samyang image (between that of a fisheye and a rectilinear lens) is more pleasing than the projection of the other fisheyes. measured focal length: fisheye lenses rumored to be the same product as the samyang lens have been marketed with a focal length specified anywhere between mm and mm, and...
shedding some light on the sources of noise top threads *** this week through your eyes . *** and we don't have enough dr * the weekly image thread # * i love the rp.... but, that flip screen is awful for stills are returns killing the industry?...
on-site at our facility in penfield. we are able to manufacture most prescriptions with the various lens option (progressive, transitions, anti-reflective coating, sunglass). our mission is to provide convenient eye care and outstanding eyewear. our lens designs are tailored to ensuring the health of...
flavors have been motorized for owners of nikon's d and d which lack support for tradition screw focusing. more details after the link... sigma - and - f/ apo ex dg for pentax and sony jan , at : pre-pma : sigma has announced the launch of - mm and - mm constant f/ lenses for pentax and sony owners wanting...
water (extrusive) where lava cools while airborne (extrusive) types of obsidian: the specimens shown above are from glass butte rockhounding site in central oregon. it shows the diversity of obsidian types that can be found in a small geographic area. clockwise from upper left are: double flow obsidian...
plastic reduced aperture lenses in a wooden case, within a leather effect case, with a m illuminated remote controlled test chart ( with power plug). the spherical lenses are +/- d and the cylinderical lenses are +/- d, all in excellent condition. the accessory filters are all included, but there isn't...
@dpreview tweets by @dpreview latest reviews nikon coolpix p % fujifilm x-t review % panasonic lumix dc-fz ii % fujifilm x-t % fujifilm x v % see all reviews " finished challenges winter discovery by man mopar from my best picture of the week palendorp petten by johanmieke from long exposure sunrise...
@dpreview tweets by @dpreview latest reviews nikon coolpix p % fujifilm x-t review % panasonic lumix dc-fz ii % fujifilm x-t % fujifilm x v % see all reviews " finished challenges winter discovery by man mopar from my best picture of the week palendorp petten by johanmieke from long exposure sunrise...