Expodisc 77mm 20 neutral and portrait white balance filter
The expodisc 77mm 20 neutral and portrait white balance filter introduces user selectable warming filters gels and an improved mounting design whether shooting in raw or jpeg photographers using expodisc to white balance their images save valuable time in photo editing software when used to set a custom white balance the expodisc consistently produces excellent colour in natural artificial and studio lighting and it even excels in difficult mixed lighting environments simply place th