Ka 1 Rhönlaus
Original version with rounded, wooden fuselage.
First flown 1951.
10 built.

Ka 3
Development with a slightly longer, fabric-covered steel-tube fuselage.
 Performance and weights as Ka 1.
First flown in 1954.
15 produced.
Ka 1 Rhönlaus
Original version with rounded, wooden fuselage. First flown 1951. 10 built.
Ka 3
Development with a slightly longer, fabric-covered steel-tube fuselage.  Performance and weights as Ka 1. First flown in 1954. 15 produced.
Schleicher Ka 3