A system (1700, 1800) comprising a 3-D projection apparatus and glasses for viewing 3-D images projected by the 3-D projection apparatus, wherein the 3-D projection apparatus is configured for projecting the 3-D images in a first channel and a second channel, the first channel comprising a first set of lightbands (1412-B, 1412-G, 1412-R) and the second channel comprising a second set of lightbands (1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R) that are mutually exclusive to the first set of lightbands (1412-B, 1412-G, 1412-R), the glasses comprising: a first viewing filter having a first set of viewing passbands (1110R, 1110G, 1110B) that correspond to the first set of lightbands (1412-B, 1412-G, 1412-R) of the first channel of the projected images; and a second viewing filter having a second set of viewing passbands (1112R, 1112G, 1112B) that correspond to the second set of lightbands (1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R) of the second channel of the projected images, wherein at least one of the viewing passbands (1110R, 1110G, 1110B, 1112R, 1112G, 1112B) has one corresponding lightband (1412-B, 1412-G, 1412-R, 1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R), but does not match its corresponding lightband (1412-B, 1412-G, 1412-R, 1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R); wherein the 3-D projection apparatus comprises a first projection filter for the first channel and a second projection filter for the second channel; wherein the first projection filter and the the second projection filter are spectrally complementary to each other; wherein the mismatch between the at least one of the viewing passbands (1110R, 1110G, 1110B, 1112R, 1112G, 1112B) and its corresponding lightband (1412-B, 1412-G, 1412-R, 1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R) compensates for an amount of wavelength shift that occurs in the viewing filters due to a viewing angle. a first viewing filter having a first set of viewing passbands (1110R, 1110G, 1110B) that correspond to the first set of lightbands (1412-B, 1412-G, 1412-R) of the first channel of the projected images; and a second viewing filter having a second set of viewing passbands (1112R, 1112G, 1112B) that correspond to the second set of lightbands (1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R) of the second channel of the projected images, wherein at least one of the viewing passbands (1110R, 1110G, 1110B, 1112R, 1112G, 1112B) has one corresponding lightband (1412-B, 1412-G, 1412-R, 1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R), but does not match its corresponding lightband (1412-B, 1412-G, 1412-R, 1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R); wherein the 3-D projection apparatus comprises a first projection filter for the first channel and a second projection filter for the second channel; wherein the first projection filter and the the second projection filter are spectrally complementary to each other; wherein the mismatch between the at least one of the viewing passbands (1110R, 1110G, 1110B, 1112R, 1112G, 1112B) and its corresponding lightband (1412-B, 1412-G, 1412-R, 1410-B1, 1410-B2, 1410-G1, 1410-G2, 1410-R) compensates for an amount of wavelength shift that occurs in the viewing filters due to a viewing angle.