http://www.photodo.com News and discussion on camera lenses for 35mm and digital cameras http://www.photodo.com/topic_457.html http://www.photodo.com/topic_457.html Sigma have announced the launch of the 18-125mm f/3.8-5.6 DC OS HSM, a high ratio zoom lens incorporating Sigma’s original OS (Optical Stabiliser) function. http://www.photodo.com/topic_456.html http://www.photodo.com/topic_456.html Sigma have announced the launch of the 150-500mm f/5-6.3 DG OS HSM ultra telephoto zoom lens covering a telephoto range up to 500mm. http://www.photodo.com/topic_455.html http://www.photodo.com/topic_455.html Sigma APO 200-500mm f/2.8 EX DG telephoto zoom lens http://www.photodo.com/topic_454.html http://www.photodo.com/topic_454.html Sigma 10-20mm f/4-5.6 and 70-200mm f/2.8 II EX lenses http://www.photodo.com/topic_453.html http://www.photodo.com/topic_453.html Nikon have today announced the launch the AF-S Micro Nikkor 60mm f/2.8G ED Micro lens. http://www.photodo.com/topic_451.html http://www.photodo.com/topic_451.html Nikon have announced the release of the PC-E Nikkor 24mm f/3.5D ED perspective control lens. http://www.photodo.com/topic_449.html http://www.photodo.com/topic_449.html Pentax have extended their lens range for digital SLRs with the introduction of five new products. http://www.photodo.com/topic_448.html http://www.photodo.com/topic_448.html Canon have expanded their professional EF lens range with two new telephoto L models. http://www.photodo.com/topic_423.html http://www.photodo.com/topic_423.html Tamron introduce the AF18-250mm f/3.5-6.3 Di II with built-in motor for Nikon. This all-in-one wide-angle to telephoto covers a 35mm equivalent range of 28mm to 388mm. http://www.photodo.com/topic_415.html http://www.photodo.com/topic_415.html Kenro have announced the UK release of two new Tokina lenses, the AT-X 165 PRO DX and the AT-X 535 PRO DX, with immediate availability. http://www.photodo.com/topic_397.html http://www.photodo.com/topic_397.html Nikon launch entry level lens - Nikon have announces a high-specification lens for consumer DSLRs http://www.photodo.com/topic_370.html http://www.photodo.com/topic_370.html Olympus are bolstering their E-System with new Zuiko Digital lens featuring the Supersonic Wave Drive AF system. http://www.photodo.com/topic_351.html http://www.photodo.com/topic_351.html Pentax have extended their range of high-performance zoom lenses with the smc Pentax DA 18-250mm f/3.5-6.3ED AL [IF]. http://www.photodo.com/topic_322.html http://www.photodo.com/topic_322.html Canon have announced the ultra-wide angle EF 14mm f/2.8L II USM. http://www.photodo.com/topic_305.html http://www.photodo.com/topic_305.html Ian Andrews takes a look at Sigma’s latest superzoom that sports their Optical Stabilisation system. http://www.photodo.com/topic_288.html http://www.photodo.com/topic_288.html Olympus have announced the pending release of the Zuiko Digital ED 70-300mm - extreme zooming capability in a portable package. http://www.photodo.com/topic_250.html http://www.photodo.com/topic_250.html Canon today releases their latest L-series EF lens - the EF 16-35mm f/2.8L II USM which is set to become the ultra wide-angle zoom of choice for professionals. http://www.photodo.com/topic_243.html http://www.photodo.com/topic_243.html Tokina, like Nikon, use the DX prefix for lenses designed purely for APS-C sized or ‘cropped’ sensors. With a field of view of 180° at the wide end on these sensors, we take a look at how this lens performs. http://www.photodo.com/topic_239.html http://www.photodo.com/topic_239.html This ultra-wide angle zoom lens from Sigma projects an image circle big enough for full frame digital/35mm and is still very wide on a cropped sensor. We take a look at how it performs. http://www.photodo.com/topic_233.html http://www.photodo.com/topic_233.html Pentax have announced this new, compact prime lens for use on their digital SLR cameras. Slim and lightweight, we take a look at this aluminium-housed optic.