- The blackline increases working comfort while adding ergonomic elements and offers superior advantages for all purposes. - The dark black surface is antireflective, therefore working under the microscope light and under magnification becomes more gentle to the eyes. - The FS mirrors oft he MEGA FS Rhodium + ultra bright line receive with a DLC (Diamond-like carbon) coating a high-end finish. They are available with FS Rhodium or with an ultra bright mirror coating. **For further product information , please contact Chat Support**