Free Space Stereotests Revisited
R.A.Neill, B.Sc (Hons)
P.Dunlop, DBO (D) (Lond)
D.B. Dunlop, FRACO
Despite a long history, free space Stereotests have never found widespread acceptance. It is now becoming apparent that such Stereotests do have a role to play in orthoptics. A new free space stereotest is described and evaluated.