Binocular confirmation vision test - Cross cylinders 35 7.4 ALL RIGHTS RESERVED © METAL FLIPPERS CROSS CYLINDERS Ref. 08330 Used to refine axis and power of astigmatism cylinders. With knurled handles in protective case. • Powers: ± 0.25D • Powers: ± 0.50D Cross cylinders BINOCULAR CONFIRMATION TEST Ref. 08325 Used to verify that the dioptre previously tested on both eyes is adequate. With two sliding lenses for optical centring, in protective case. • Powers: ± 0.25D • Powers: ± 0.50D Binocular confirmation test
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