|On the left is the new lens and on the right is the old lens!|
At around 755 grams it is a really lightweight lens and around half the weight of its predecessor! It is about the same size as the Nikon 700-300 VR zoom! That itself is a path breaking achievement!
To quote Nikon below:
Introducing a thrilling new 300mm f/4 prime lens capable of changing the way pro and serious enthusiasts shoot. At just 147.5mm long and 755g—over 30% shorter and 1.5lbs lighter than its predecessor—the AF-S NIKKOR 300mm f/4E PF ED VR is the world's lightest 300mm full-frame AF lens. (As of January 5, 2015. Statement based on Nikon research.) The secret to its remarkable size?
A Nikon-designed Phase Fresnel (PF) lens element, a first for the NIKKOR DSLR lens lineup. But handling isn't the only advantage; the PF element also performs brilliantly—achieve new levels of sharpness and clarity with virtually no chromatic aberration or ghosting. Whether you shoot fashion, portraits, nature, wildlife, sports, action or today's big stories, the AF-S NIKKOR 300mm f/4E PF ED VR will help you capture stunning views of the decisive moment.
The list price of this lens is $1999/-
For more information on this new lens do visit