Formatt Hitech Day for Night Cool Filter (4 x 4") Hoodman HTE It has a focal length

It has a focal length of 12

Two aspherical surfaces on the rear element and another on the front lens of the second group maintain consistent imaging performance and minimal distortion at shorter distances

when the sun is too bright and the shadows too dark

A leather pull handle is included for portability

Each channel can be set as either dimmer or relay

Formatt Hitech Day for Night Cool Filter (4 x 4") Hoodman HTE It has a focal lengthDensity: 2 Changes Day to Night Time and Money Saver Gives Film a Bluish Type Tint High Quality Schott Glass The Formatt 4 x 4" Day for Night Cool 2 Filter is a great way to create imagessimulating dusk or night time while filming during the day. This filter adds a bluish lavender tint creating a low contrast, evening look to the image. Care must be taken in the application of this filter since detail will be lost in the low contrast portion of the