Ø 15,8 Ø 20,2 mm Ophthalmic instrument used to investigate sight problems and binocular function 54 7.6 ALL RIGHTS RESERVED © REFRACTOR/PHOROPTER VISION TESTER Ref. 08244 The vision tester is an instrument that is used to examine refractive problems. It contains most of the lenses used in the trial lens set including the Resley prisms. Pupillary distance adjustment: from 48 to 75 mm in increments of 1 mm. • Antireflection lenses • Sphere lenses: from +16.75D to -19.00D (in increments of 0.25D) • Cylindrical lenses: from -0.00D to -6.00D in increments of 0.25D (extendible to -8.00D with additional -2.00D auxiliary lens) • Cylindrical axis: from 0 to 180° (in increments of 5°) • Cross cylinders: ±0.25 D • Rotating prisms: from 0Δ to 20Δ in increments of 1Δ Dimensions: 345x350x155mm Weight: approx. 4.5 Kg • Supplementary lenses: - (O) Open lenses - (R) Retinoscopy lenses +1.50 D - (P) Polarized lenses: (45°left eye/135° right eye) - (WMV) o (RMV) Maddox, vertical: left eye - white; right eye - red - (WMH) o (RMH) Maddox, horizontal: left eye - white; right eye - red - (GL) Green lens - (RL) Red lens - (+.12) Sphere lense + 0.12 D - (PH) Foro stenopeico - (10 Δ I) o (6Δ U) Dissociated prisms: left eye 10 (Δ) I - right eye 6 (Δ) U - (±.50) Fixed cross cylinders - (OC) Occluder
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