Specification Brand : Agatige BulletPoint1 : Filter factor - The 9 gears density viewing filter is a variable neutral density viewing filter with a 2x to 512x filter factor that allows you to pre visualize exposures based on lighting conditions used in film and photography BulletPoint2 : Compressing visual contrast - While using this filter to preview your scene, you can also compress the visual contrast to fit the contrast of a color film or digital sensor, which has a much more limited range of contrast than the human eye BulletPoint3 : Optical glass material - The filter is made of premium optical glass material, variable neutral density viewing filter, provide good using experience, used for elimination of polarized;and enhances the contrast of the moon and planets in photographic images BulletPoint4 : 9 gears adjustable - The viewing filter has a density range of 1 to 9 levels, from 0.3 to 2.7, which allows the filter to be used in situations ranging from very dim to exceptionally bright BulletPoint5 : Function - This filter provides the ability to approximate lighting ratios and to better understand how shadows and highlights are displayed after recording, enhances the contrast of the moon and planets in photographic images Color : Green ExternallyAssignedProductIdentifier : 7644990437052 ExternallyAssignedProductIdentifier1 : 0714855145334 ExternallyAssignedProductIdentifier2 : 714855145334 ItemName : Viewing Filter, Optical Glass 9 Gears Adjustable Photography Filters for Astronomy Telescope Eyepiece, Cinematographer Lighting Engineer ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : telescope-filters Manufacturer : Agatige ModelNumber : Agatigeu9qzp8bhdc PartNumber : Agatigeu9qzp8bhdc ProductDescription :