B+W pro průměr 49mm 502 šedý 25%

Transition (graduate) gray filter to darken the sky and reduce the difference luminance image.Transition filters are used in landscape photography, for some types of shots are even necessary.Transition filter compensates for the contrast difference between the sky (light area) and landscape (dark area).The maximum rate of darkening is in this model two f-numbers.
Specifications:
Filter Type: Transition Filter Gray 502 (25%)
The maximum rate of darkening:
2 f-numbers
Average Rating:
49 mm