EF 24-105mm f/3.5-5.6 IS STM: EF 24-105mm f/4L IS USM: EF 28-70mm f/2.8L USM The Digital Lens Optimizer is also available for images shot with an extender The Canon - EF 24-105mm f/4L IS USM lens is a perfect short range zoom lens in the Canon L-series and is well deserving to be there. It has super sharp focus and a great depth of field range for any type of photography. The Canon EF 24-105 mm f/3.5-5.6 IS STM is a relatively light lens. At 525 grams, it is 260 grams lighter than the 24-105 mm f/4L IS USM II. That is not due to the number of lens elements. That is the same for both. The construction is different. 2 offers from $21.01. Fotga Lens Hood for Canon EF 24-105mm f/4L IS USM Lens Bayonet Mount (Replace for EW-83H) 32. 1 offer from $10.99. EW-73D Lens Hood Shade for Canon EOS RP for RF 24-105mm F4-7.1 is STM,EF-S 18-135mm f/3.5-5.6 is USM (Not for is or is STM),HUIPUXIANG 67mm Lens Hood. 96. The Canon RF 24-70mm f/2.8L IS USM lens is a lightweight, high-quality mirrorless piece of glass that is a great option for anyone looking to take low light landscapes and astrophotos. zikQ6.