236 meniscus Ø 38 mm trial lenses in carrying case 44 7.5 ALL RIGHTS RESERVED © MENISCUS TRIAL LENS SET Ref. 08251 236 meniscus lenses in carrying case. Lenses in optical glass with refraction index of 1.523. • 35 pairs of positive sphere lenses from +0.12D to +20.00D • 35 pairs of negative sphere lenses from -0.12D to -20.00D • 19 pairs of positive cylinder lenses from +0.12D to +6.00D • 19 pairs of negative cylinder lenses from -0.12D to -6.00D • 10 prisms from 1Δ to 10Δ • 10 supplementary lenses: Maddox Rod white (2 pieces) - Grid - Pinhole - Occluder - Stenopeic slot - Red filter - Green filter - Clear glass - Opaque glass. All the inside lens curves are the same to guarantee a consistent vertex distance. The rims are made from polycarbonate and are coloured red for minus powers and black for plus powers and grey for prisms and supplementary lenses. Case dimensions: 530 x 400 x 100 mm Weight: 3.9 kg vertex distance 12 mm Meniscus trial lens positive value vertex distance 12 mm Meniscus trial lens negative value
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