A Series Home / Filters / Square Filters / A Series / Kood A Size 81b Filter Kood Square Filter Cokin A size Compatible Kood A Size 81b Filter Kood Square Filter Cokin A size Compatible Kood A Size 81b Filter Kood Square Filter Cokin A size Compatible £5.00 Stock Status: In Stock You Will Earn 5 points with this purchase Add to your Wish List Information Specifications Reviews Brand New, UK Made Warm Up FilterThis Resin Kood filter fits any Cokin A size Filter holder. It can be used with any lens up to and including 62mm in diameter. This filter can be used to Warm up your your image.The 81 Series of filters control the bluish coloration that affects daylight film. They can also remove excessive blue from the effects of electronic flash. Good for general scenics when the photographer wishes to remove the bluish cast from open shade or just add warmth to the photograph.Whereas the 81 Series of filters creates a feeling of warmth, the 82 Series creates a feeling of coolness.81 SERIES CONVERSION FACTORS81A decreases color temperature from 3400 - 3200 degrees Kelvin81B decreases color temperature from 3500 - 3200 degrees Kelvin81C decreases color temperature from 3600 - 3200 degrees Kelvin Type: Coloured Brand: Kood Condition: New Weight: 0.06kg Customer reviews No reviews left yet Write A Review Sort byMost RecentTop Rated No reviews have been left for this product, be the first to leave a review