The term cassegrainian telescope is identified in base64 scheme by the sequence Y2Fzc2VncmFpbmlhbiB0ZWxlc2NvcGU=, while the MD5 signature is equal to abfc810a8922b3c1f8eb8afcba2a7f8a. The ASCII encoding of cassegrainian telescope in hexadecimal notation is 6361737365677261696e69616e2074656c6573636f7065.