... : <3", <5", <8 Surveying Equipment: Optical Prism: AY01-YW303;305;308 AY01-YW303: (<3")AY01-YW305: (<5")AY01-YW308: (<8")Diameter: 64.00mmN.W.: 262gFor ... . AY01-RD103, AY01-RD105, AY01-RD108AY01-RD203, AY01-RD205, AY01-RD208AY01-RD303, AY01-RD305, AY01-RD308AY01-RD403, AY01-RD405, AY01-RD408AY01-YW103, AY01-YW105, AY01-YW108AY01-YW203, AY01-YW205, AY01-YW208AY01-YW303, AY01-YW308, AY01 ...