Features: Photography Foreground Bokeh Effect Filter: Help users achieve artistic foreground bokeh effect , enhancing the depth of the photos. Double half-moon design: The double half-moon shape design creates a unique light effect that adds visual appeal to photos. Bokeh effect: Create a soft, dreamy bokeh effect in the foreground through the filter, highlightings the subject and creating a unique picture atmosphere. Highly-quality glass, it provides clearly light transmission performances and ensures highly definition transmission. Professional photographers: Professional photographers who need to highlight the theme and create a unique effect in their works can use this filter to achieve creative composition. Specifications: Item：Centerfield Split Diopter Filter :ABS+Glass Types：49mm/52mm/55mm/58mm/62mm/67mm/77mm/82mm/72mm Package Includes: 1PCS Centerfield Split Diopter Filter note: Due to the problemsof lighting effects and shooting angle, there is certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.