ARK II GND8(0.9)
(Reduced exposure grade: 3 stops Material: Optical glass)
Athabasca ARK II GND8
German Schott optical glass
Double side anti-reflective film
Low reflection and light reducing layer
Installation methods: plug-in filter
There is huge light difference between up and down or left and right when taking photos, GND filter is used to darken the bright part and reduce the light difference. Then you can get more detailed and balanced image.
Athabasca ARK GND8 filter adopts German Schott optical glass, It is characterized by anti-impart, anti-corrosion and high temperature resistant. Athabasca II generation square filter adopts the multi-coating of thin noble metal coating. It is used to reduce the reflection and to decrease the color deviation. At the same time, it is water repellent, scratch and stain resistant.