An electro-optic guest-host liquid crystal variable transmission filter with wide viewing angle, comprising: a first guest-host liquid crystal device including a spaced-apart pair of first electrode structures having interior surfaces and a second guest-host liquid crystal device including a spaced-apart pair of second electrode structures having interior surfaces, the first and second guest-host liquid crystal devices arranged in optical series and being quasi-homeotropically oriented electrically controlled birefringence devices containing liquid crystal material with negative dielectric anisotropy; spaced-apart first alignment surfaces formed on the interior surfaces of the pair of first electrode structures of the first guest-host liquid crystal device; first liquid crystal directors confined between the first electrode structures, the first liquid crystal directors forming a first director field and including first surface-contacting directors that contact each of the first alignment surfaces; spaced-apart second alignment surfaces formed on the interior surfaces of the pair of second electrode structures of the second guest-host liquid crystal device; second liquid crystal directors confined between the second electrode structures, the second liquid crystal directors forming a second director field and including second surface-contacting directors that contact each of the second alignment surfaces; corresponding ones of the first and second liquid crystal directors in the respective first and second director fields being in reverse arrangement; and a polarization state-changing device positioned between the first and second guest-host liquid crystal devices. a first guest-host liquid crystal device including a spaced-apart pair of first electrode structures having interior surfaces and a second guest-host liquid crystal device including a spaced-apart pair of second electrode structures having interior surfaces, the first and second guest-host liquid crystal devices arranged in optical series and being quasi-homeotropically oriented electrically controlled birefringence devices containing liquid crystal material with negative dielectric anisotropy; spaced-apart first alignment surfaces formed on the interior surfaces of the pair of first electrode structures of the first guest-host liquid crystal device; first liquid crystal directors confined between the first electrode structures, the first liquid crystal directors forming a first director field and including first surface-contacting directors that contact each of the first alignment surfaces; spaced-apart second alignment surfaces formed on the interior surfaces of the pair of second electrode structures of the second guest-host liquid crystal device; second liquid crystal directors confined between the second electrode structures, the second liquid crystal directors forming a second director field and including second surface-contacting directors that contact each of the second alignment surfaces; corresponding ones of the first and second liquid crystal directors in the respective first and second director fields being in reverse arrangement; and a polarization state-changing device positioned between the first and second guest-host liquid crystal devices.