The Lenticular 15S was built with financial assistance from the Argentine Soaring Association for use by flying clubs in Argentina.
[1] The glider was built in time to enter the gliding national championship in 1972.
[1] The pilot has a fully enclosed cockpit with a transparent canopy.
[1] The Lanticular 15S has a retractable monowheel landing gear with a semi-recessed tailwheel.
[1] Data from Jane's All the World's Aircraft 1973-74[1]General characteristics Performance