Canon EF300mm f/2.8L IS II USM Lens

Filter size: 52mm
Max aperture: f/2.8
With ring USM motor
Large-aperture high-performance f/2.8 super-telephoto L lens with built-in Image Stabilization
Magnesium alloy body ensures structural strength and lightweight body
Use of titanium in some parts also contributes to the reduced weight
Highly resistant to dust and water for use under harsh environmental conditions