The term refracting telescope is identified in base64 scheme by the sequence cmVmcmFjdGluZyB0ZWxlc2NvcGU=, while the MD5 signature is equal to 7758428273809d5dd1e1bde83b8b60a6. The ASCII encoding of refracting telescope in hexadecimal notation is 72656672616374696e672074656c6573636f7065.