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Replacing an advertising poster in London using an aerial work platform. An aerial work platform (AWP), also an aerial device, aerial lift, boom lift, bucket truck, cherry picker, elevating work platform (EWP), mobile elevating work platform (MEWP), or scissor lift, is a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height.
The Canon EF 75–300mm f / 4–5.6 III lens. Introduced in 1991, the Canon EF 75–300mm f / 4–5.6 lens is a telephoto zoom lens for Canon EOS single-lens reflex cameras with an EF lens mount. There are 3 basic types of the lens: the IS USM (Image Stabilization, Ultra Sonic Motor), the USM (USM, no IS) and non-USM (no USM, no IS).
The EF 35-80mm f / 4-5.6 USM lens is a family of EF mount wide-to-normal zoom lenses manufactured and sold by Canon. There were five versions made. There were five versions made. One contained a piezoelectric motor, three contained a micro motor, and one contained a USM motor.
Introduced on 15 September 2016, Canon EF 70-300mm f / 4-5.6 IS II USM lens is the second Canon lens equipped with Nano USM technology, a focusing motor that combines the benefits of a ring USM (ultrasonic motor) for high-speed AF during still photo shooting and lead-screw type STM (stepping motor) for smooth and quiet video autofocusing (AF). [6]
The EF 100–400 mm f / 4.5–5.6L IS USM is a professional EF mount telephoto zoom lens manufactured by Canon Inc. The first version of this lens was announced in September 1998, and an updated version was announced in November 2014.
The Canon EF 35-135mm f / 3.5-4.5 is an EF mount wide-to-normal zoom lens which was introduced in 1988. [1] In 1990 Canon announced the EF 35-135mm f / 4-5.6 USM lens, featuring a different optical and physical design, and a ring USM AF motor. The new lens replaced the original and was billed as an ideal compact travel lens. [2]
The Canon EF 28–105 mm f / 4–5.6 is an inexpensive zoom lens often included as a kit lens with Canon 35 mm single-lens reflex cameras. 28–105 mm is a standard wide to telephoto zoom range. The Canon EF 28–105 mm f / 3.5–4.5 USM is a higher quality zoom lens with a better build quality. Currently every version of this lens is discontinued.
The 400mm f / 4 DO IS II USM, which replaced an earlier version of the same lens in 2014, [3] is one of only two Canon lenses that make use of diffractive optics (the other is the EF 70–300mm f/4.5–5.6 DO IS USM). The use of diffractive optics allows the lens to be significantly lighter than it might otherwise be.