Convention needed when database column datatype is Image

gistfile1.cs

public class ImageLengthConvention : IPropertyConvention, IPropertyConventionAcceptance
{
	public void Accept(IAcceptanceCriteria<IPropertyInspector> criteria)
	{
		criteria.Expect(x => x.Property.PropertyType == typeof (byte[]));
	}

	public void Apply(IPropertyInstance instance)
	{
		instance.Length(2147483647);
		instance.CustomSqlType("varbinary(MAX)");
	}
}