Reading; LCD digital show Ranges of measurement; Spherical lens:-25D~+25D; Cylindrical lens:-9.99D~+9.99D; Space of readings:0.01D, 0.06D, 0.12D, 0.25D
Minimum scale value Cylinder Axis Range0~180°Space of readings:1° Prism degreeModel A 0~5△ space of readings:1△; Model B (with prism compensator) 0~20△ Prism basal angle0~180°Space of readings:1°;180°~360°Space of readings:5° Eyepiece adjustment; -5D~+5D Measurand lens Diameter; Φ16~Φ80mm Dimensions: 320mm(L)×150mm(W)×450mm(H) Weight; Model A 4.8kg;Model B (with prism compensator) 4.9kg Lamp of illumination/Power φ5 super-lighting LED; DC 6V/200mA 1.2W
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