This lightweight lens is the ideal focal length for everyday shooting and will create sharper images with better background blur than your kit lens can produce. Acquiring lenses is the natural ...

\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

Canon ’s VCM lens series, designed for hybrid creators working with both stills and video, just gained a new member: the ...

Your choice of lens will depend on what you are looking to photograph. A focal length between 50 and 100 millimeters is suitable for incorporating the moon with landscape photography, whereas a ...