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Show B TO PRE3CRVC THE CVF.SIQHT. H Some Simple Rules That Are WmII Bt Worth Remembering. H An uTPr'onrci oculist recently gavo the. jullowltip hints: H "Those who work liuioh with their BBl oyt's should remember that they a to using lnutirW as well as other uraim, Bj and tIiPHi muscles Bhutild not ho un- BBJ duly strained. BBl "In rcadliiR, the book should lie held , as far from the eyes un a clear vlow of the lending matter will p. null, r.a 1 ; Iong-rangt vision rails for the leant B 1 strain on tho ciliary (or ejellil) inus- B ' Rlcfl. Again, tho hook should ho hold BBl at right angles to a lino extending B from tho eyes to tho lino of print on H the lingo which In hclng read. This m Ik anotlior teller for tho eye muscles BBV which are only called upon to move BBl the eyes ncrons the page, and not . BBm or BBB "By this method reading In a re BBV cumhent poHtuio m gr:,eially con B demned) Is rendered pra'icnlly harm BBm Icbh. Hut, of couife, a leat'iletil do- BBV penils mi the light. It mid always BBV fall from above or behind tho student, BBV mid ueer ho to poor as to neccasl BBV tuto tho object being brought close BBV to the eyes. This Is what strains tho BBB muscles, and produces congestion and BBV other ovIIb." .Montreal Herald. |