The 84.5mm XP-FOR-PL is Professional Full Gradual Orange Graduated Color Filter with a full transition. This filter is ideal for capturing the sunset on a late night and/or the sunrise on an early morning.
Class A Optical: The material used for the production of 84.5mm filters is commonly used worldwide for the production of corrective eyeglasses, which shows the extraordinary optical properties
Military: Materials which are used in various areas of the military and aviation are usually known as the toughest, highest quality and often unavailable to the general public
Refractive Index And Abbe Number: The material used in these filters (84.5mm) achieves the best features in a variety of other optical parameters such as Abbe number with a value of 58, guaranteed minimum (hardly any) negative impact on the chromatic aberration and more
Highly Scratch Resistant: The filter material is characterized by extremely high scratch resistance and common materials such as fingernails and sharp objects (plastic holder) make it almost impossible to scratch
Highly Elastic: Most ordinary glass breaks easily when it falls on the ground/floor, but organic glass is very flexible. Due to the glass being flexible, if dropped on the ground/floor or you or handle insensitively, it most likely will not break or shatter