from Contex, Inc. for The OK E-System "Compression Ortho-K"
Orthokeratology (oprifocon A) Contact Lenses from Euclid Systems Corporation
Paragon CRT (paflufocon B) from Paragon Vision Sciences
Paragon CRT 100 (paflufocon D) from Paragon Vision Sciences
Paragon Quadra RG (paflufocon B) from Paragon Vision Sciences