Full deviation correcting facilities, including B, C, D, Heeling error correctors as well as Flinders bars. Dimmer control is provided for night use. Adjustable reflector tube length by travelling tube for the best viewing height from the ceiling
Full deviation correcting facilities, including B, C, D, Heeling error correctors as well as Flinders bars. Dimmer control is provided for night use. Adjustable reflector tube length by travelling tube for the best viewing height from the ceiling