An alternating polarized lens flipper that is used with vectograms and tranaglyphs to reverse BI/BO demands.
Stereo Acuity Test, Stereo tests
SKU : 494400
Stereo Flipper with Reversing Polarized Lenses
SKU : 494400
An alternating polarized lens flipper that is used with vectograms and tranaglyphs to reverse BI/BO demands.