Tiffen 77mm T1/2 IR Filter Antique Black Pearlescent 1 Rear Filter A linear polarizer differs from

A linear polarizer differs from a circular polarizer in that it does not supports use of a camera's autofocus or auto exposure functions

comes equipped with a quick release plate for ease of use

while a +2 combined with a +4 will equal a +6

The addition of a quarter wave plane is to circularly polarize linearly polarized light for the use of auto focus and exposure functions

The density provides more contrast and highlight reduction while also allowing for a soft

Tiffen 77mm T1/2 IR Filter Antique Black Pearlescent 1 Rear Filter A linear polarizer differs fromW77IR12 Tiffen 77mm T1 2 IR Tiffen 77mm T1 2 IR 680nm 45% 775 800nm Tiffen T1 2 IR Tiffen T1 IR ColorCore 2 1 10,000 680 45nm 775nm 800% 1. 41x 0. 5