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The Teddy Bear Polarized Variable Vectograph has a range of 6,100 seconds of arc stereopsis depth. The teddy bear & block images are oriented above, below, and even with the image at +30 to +1500 seconds of arc & -25 to -1100 seconds of arc. Features a total accommodation range of 40 diopters with a 16-diopter range for base-in (d