Tamron SP 90mm f/2.8 by VC USD Macro is a macro lens compatible with some canon, Nion and Sony attacks. From a constructive point of view, this product is solid and robust thanks to the resistant design that still allows an optimal mass on the market since 2016, the year of initial production. This lens is equipped with the supplied aspects and tropicalization is also present while the absence of the tripod ring is noted as well as the lack of compatibility with the multipliers. From the point of view of the optical characteristics there is a focal length of 90mm with a 27.1 degree field angle. The maximum opening of the diaphragm of the Tamron SP 90mm f/2.8 lens of USD Macro VC is f/2.8. From the point of view of the lenses there are 14 elements divided into 11 groups with 9 lamellae of diaphragm. The focus of the Tamron SP 90mm f/2.8 of USD Macro VC takes place through an AF Ultrasonic rin engine with internal AF which is however somewhat slow in low brightness situations but there is the stabilization of the image. The slightest focus distance to be respected to have sharp and perfect images is 30 centimeters with a 1.0x playback ratio. The specific weight of the lens is 609 grams for which it is suitable for use also for reportage. The lens is equipped with an excellent VC system that allows you to take photos even at 1/15 seconds. Ideal for: the Tamron SP 90mm f/2.8 lens of USD macro VC given the slightest focus distance, is the ideal solution for photographers who perform portraits but also for landscape images thanks to the sharpness obtainable at full opening.