Vertex power range : 0 ± 15D
Accepted lens diameter : 20 mm - 80 mm
Cylinder axis : 0 - 180° (Step : 5°)
Prism axis : 4 prism diopter (Step : 1 prism diopter)
Eyepiece focusing : -5D à +5D
Available - Shipped within 8 to 15 days
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Vertex power range : 0 ± 15D
Accepted lens diameter : 20 mm - 80 mm
Cylinder axis : 0 - 180° (Step : 5°)
Prism axis : 4 prism diopter (Step : 1 prism diopter)
Eyepiece focusing : -5D à +5D