All filters are cross compatible with Meike adapters and Canon adapters. MK-EFTL-C Standard Package Includes: a drop-in variable neutral density filter (ND3-ND500, equals to 1.5 to 9 stops) and a clear UV filter. Compatibility: Enable Canon EF/ EF-S mount lens to fit Panasonic、Leica and SIGMA L cameras. AF support and Aperture control: Support auto focus function ;the built-in eletronic contact allows you to control the aperture of the lens directly through the camera. EXIF Transmission: the design of gold plated PIN brings excellent signal transmission. Image Stabilization: Built-in stability makes your focus more accurate and clear. Dust and water resistant. Metal construction: The metal body ensures the durabilty and enhance use experience. Weight: 160 grams(with VND) Size: 91.9*29.5*75.5 mm Sample images of special effects filters (White Streak Drop-in Filter) (Blue Streak Drop-in Filter) (Gold Streak Drop-in Filter) (Rainbow Streak Drop-in Filter) (Rainbow Star Drop-in Filter) (4 Points Star Drop-in Filter) (6 Points Star Drop-in Filter) (8 Points Star Drop-in Filter)