In 1963 Cousteau and Jean de Wouters searwodon þone underwæterlican leohtātīefrend genemnedan ""Calypso-Phot"", and æfterra hē alīefede Nikon macian hit and hit wearþ se ""Calypso-Nikkor"" and æfter se ""Nikonos"". ǣ Hē and Jean Mollard macodon þone SP-350, þe is twǣm mannum undersǣbāt þe cūðe dȳfan 350 metras under sǣ. Spēow þissum, and in 1965 hē dȳfede tō 500m mid twǣm undersǣbātum.