The best Graduated Neutral Density filters, also called ND grads or GND filters for short, are similar to ND filters, which act a bit like sunglasses for your lens, reducing the intensity of sunlight ...
Most of the best Graduated Neutral Density filters (aka ND grads or GND filters) are of the slot-in variety, but these circular ND grads screw directly into your lens's filter thread without the need ...
What is a reverse ND grad? A reverse ND grad darkens skies, just like a normal ND grad, but instead of getting darker towards the top of the filter, it has the darkest part close to the transition in ...