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Optolong Clear Sky Filter

RM 499.00



Optolong Clear Sky Filter

Optolong new item-Clear Sky Filter,front facing 77mm,no dark-corner.. Optolong Clear Sky Filter is the first new item in 2017 from Optolong Optics Co.,Ltd.Clear Sky blocks the city Na and Hg light pollution so that improve contrast effectively.The main point of this filter that differ with other filter, its front facing,77mm, you can twist it in front of camera lens directly like UV lens. More important is its performance, no wavelength shifting , no color gradient through the images(result).

This type suits for any lens what UV lens fit.



Optolong Clear Sky Filter Performance

 

I. The Milky Way on the land of snow, imaged by 拂晓_718 (China)

Camera:Canon 5DS modified
Lens:Canon 35mm f/1.4 II
Filter:Optolong Clear Sky
Sky: f2.8 240s iso640
Land: f2.8 90s iso2000

 

 

 

II. Milk Way by Yuri Beletsky who used Optolong Clear Sky

 

 

III. Stone Forest under the Milk Way by Yule俞乐

Stone Grotoes 

by Optolong Clear Sky 

 

 

IV. Summer Milky Way at Cameron Highlands, imaged and processed by Sammax Chong (Malaysia)

Nikon D750,Samyang FishEye 12mm 

Optolong Clear Sky filter

ISO1600,30s,F2.8, 

8stacked