 The "mechitza" shown in the picture on the right is one in a synagogue affiliated with the 'left wing' (more modern side) of Modern Orthodox Judaism, which requires the "mechitza" to be of the height shown in the picture.More traditional or 'right wing' Modern Orthodox Judaism, and all forms of Haredi Judaism, requires the "mechitza" to be of a type which absolutely prevents the men from seeing the women.Enclosed religious orders are usually segregated by gender.