Tag Archives: Patents

The latest patent applications from Tamron, Canon and Sony

By PR admin | Published: December 19, 2012

Tamron Patent 2012-242504 from Tamron is for a 300mm f/2.8 full frame lens for mirrorless cameras (?): Canon Patent 2012-247451 from Canon is for a 50mm f/1.2 lens: Canon 50mm f/1.2 full frame lens patent (for DSLR cameras) The next example is interesting – it looks like Canon filed a patent for a 50mm f/2.0 full frame mirrorless lens: Canon […]

Posted in Canon, Sony, Tamron | Tagged | 5 Comments

Sigma patents several APS-C lenses with image stabilization

By PR admin | Published: December 6, 2012

Simga’s 2012-234169 patent has calculations for 30mm f/2.8, 30mm f/2.5, 28mm f/2.8, 24mm f/2.8, 50mm f/2.8 and 55mm f/2.8 lenses designed for APS-C sized sensor. The interesting part is that the described lenses have built-in image stabilization. On few occasions in the past Sigma has made statements that they are not interested in developing a mirrorless interchangeable lens system camera. My […]

Posted in Sigma | Tagged | 4 Comments

New patent from Olympus for a FT to MFT adapter

By PR admin | Published: November 27, 2012

Few months ago Olympus did confirm their commitment to the Four Thirds format. The company recently filed a patent (2012-230323) in Japan for a Four Thirds to Micro Four Thirds mount lens adapter with built-in autofocus and image stabilization. This is not a surprise, since every manufacturer that has a mirrorless and DSLR cameras today also offers compatible lens adapters.

Posted in Olympus | Tagged | 4 Comments

The latest patents from Canon and Panasonic

By PR admin | Published: November 20, 2012
Canon 12-28mm f/2-3.2 lens patent

Panasonic filed a patent 2012-226309 for a new 25mm f/1.4 Summilux lens for Micro Fourth Thirds cameras. For comparison, here is the lens design of the current Panasonic Leica DG Summilux 25mm f/1.4 ASPH model:

Posted in Canon, Panasonic | Tagged | 9 Comments

Ricoh’s patent for a 5.3-22mm f/2-3.5 lens (for 1/1.7″ sensor)

By PR admin | Published: November 2, 2012

Ricoh filed patent 2012211956 in Japan for a 5.3-22mm f/2-3.5 lens designed for a 1/1.7″ sensor (24-100mm equivalent). The lens design contains 11 elements in 8 groups, including two aspherical elements. This lens could be designed for the Pentax Q system, which has a 1/2.3″ sensor, or for a new GXR module.

Posted in Ricoh | Tagged | 9 Comments

Olympus filed patent for a tilt lens

By PR admin | Published: October 21, 2012

Olympus filed patent 2012-199834 in Japan for a tilt lens similar to a Lensbaby. Based on the patent description, the lens will not be able to “shift”. In addition to Lensbaby, some photographers have also successfully used third party tilt-shift bellows on Olympus m4/3 cameras. Novoflex recently announced new tilt-shift bellows compatible with different mirrorless system via an adapter:

Posted in Olympus | Tagged | 1 Comment

Olympus 8-20mm f/2.8-4 lens patent

By PR admin | Published: October 11, 2012

Olympus filed a new patent in Japan for a 8-20mm f/2.8-4 lens for Micro Four Thirds:

Posted in Olympus | Tagged | 11 Comments

Pentax patent for a 70-200mm f/2.8 lens

By PR admin | Published: October 4, 2012

Pentax filed a patent 2012-189817 in Japan for a 70-200mm f/2.8 lens:

Posted in Pentax | Tagged | 23 Comments