| 摘要 |
An etalon comprising at least one transparent plate, wherein the transparent plate consists of lithium tantalate single crystal, an etalon comprising at least one transparent plate, wherein the transparent plate consists of lithium niobate single crystal and a method for producing an etalon, which comprises at least growing a single crystal of lithium tantalate or lithium niobate by the Czochralski method, producing a transparent plate from the single crystal and producing an etalon from the transparent plate. There are provided etalons of thin type showing high thermal stability. <IMAGE> |
