UV ultraviolet The Gobe UV 405mm 1Peak cuts out haze and sharpens your image It can be left on your lens at all times as no additional coloration or contrast is created Protecting expensive lenses while shooting in adventurous situations without affecting image quality and your exposure settings arent affectedCPL circular polarizer The Gobe CPL 405mm 1Peak has a polarization rate of 999 for superb antireflection capabilities The perfect filter for cutting through ocean glare as well as capturing beautifully defined clouds It allows you to look through the water surface on the river and reduces the glare from glacial peaks while providing a rich blue skyFLD fluorescent light daylight The Gobe FLD 405mm 1Peak is a filter for matching daylight film to fluorescent lightingND2 The Gobe ND2 405mm 1Peak provides 1 fstop reductions allowing 50 of light to pass through your lens Eliminates overly bright washedout images also enabling longer exposures to capture the beauty of time and movementND4 The Gobe ND4 405mm 1Peak provides 2 fstop reductions allowing 25 of light to pass through your lensND8 Gobe ND8 405mm 1Peak provides 3 fstop reduction allowing 125 of light to pass through your lensWhat you get1 x Gobe UV 405mm Japan Optics Glass 12Layer MRC Filter1 x Gobe CPL 405mm Japan Optics Glass Slim Polarized Filter1 x Gobe FLD Fluorescent Optical Plastic Filter1 x Gobe ND2 405mm Optical Plastic ND Filter1 x Gobe ND4 405mm Optical Plastic ND Filter1 x Gobe ND8 405mm Optical Plastic ND Filter1 x Gobe Metal Protective Caps1 x Gobe Microfiber Cloth1 x Gobe Cotton Carry PouchPlease note be careful not to overtighten the filters when stacking the stack gives you extra leverage that makes it easy to screw the filters too tight