NG5 Fairs

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Pattern NG5 Description Fairs Key features Eyepiece Reticle designed to extend the sizing range of the Globes/Circles reticles Designed to extend the sizing range of globe and circ le reticles. Example: Used in conjunction with NG2 the overall size range = 128:1. The circles increase by root 2. Note that both reticles would have to be used with the same microscope, eyepiece and objective. Reference: G.L Fairs Chem Ind. 1943 Vol. 62. Pp 374-378. “The Use Of The Microscope In Particle Size Analysis.” Glass Type and Thickness Soda Lime 1.5mm thick Diameter Tolerance +0/-0.1mm Orientation Correct reading through glass Show more