lenspatent

A lens diagram is shown with two sections labeled "Wide INF" and "Tele INF." Each section contains multiple lens elements arranged in groups, indicated by G1(+), G2(-), etc. The light path is delineated, ending at "IMG." Additional labels include Fa, La, P, S, and CG.

Tamron Appears To Be Developing a 50-200mm f/2.8 Lens

According to patent documents filed in Japan, Tamron is working on a fast lens with a huge zoom range. The proposed 50-200mm f/2.8 would be the first of its kind, offering a massive range with no cost to light gathering capability pro-level 70-200mm lenses provide.

Tamron Patents 115mm f/1.4 VC Lens… Watch Out Nikon

Watch out Nikon, that 105mm f/1.4 might not be such a "novel" lens forever. The latest lens in what has been called "a never ending parade of optical formulas" from Tamron is a 115mm f/1.4 VC patent that's bound to get some portrait photographers' hearts pumping.

Canon Patents EF 28-560mm f/2.8-5.6L USM, Another Crazy Superzoom

Canon's on a roll with these crazy patents, and while they may not amount to much in the end, an editor can dream can't he? They already made headlines with their insane 40-800mm f/4.5-5.6 patent, and now Canon has developed an optical formula for not one, but two EF 28-560mm f/2.8-5.6 lenses.

Canon Patents Monstrous 1000mm f/5.6 IS DO Lens

Canon's got a fever, and the only prescription is more focal length. A new patent from the Japanese camera giant has surfaced that shows the formula for a monster of an EF lens: a 1000mm f/5.6 IS DO.

Two New 600mm Lens Patents from Canon Reveal Interesting Possibilities

Although it is a niche market to say the least, the world of super telephoto lenses is a rather demanding one, with both sports and wildlife photographers depending on this massive and expensive glass to capture crisp images from far away.

Canon users seem to get a bit better treatment in this department than most, with prime glass ranging from their $11,000 400mm f/2.8L IS II to their $13,200 800mm f/5.6L IS. However, today's point of interest is going to be the glass that falls smack dab between those two, the 600mm range.

Nikon Files a Patent for a 100mm Medium Format Lens

Recent rumors have hinted that Canon might be making a move into medium format -- be that by investing heavily in a medium format manufacturer or building its own camera -- but a new patent seems to indicate that Nikon is at least thinking about it as well.