Wolamulira wa PD
Zinthu zomwe zimakwaniritsa zosowa za anthu paumoyo. Malinga ndi WHO, zinthuzi ziyenera kupezeka "nthawi zonse, mokwanira m'njira zoyenera, ndi chidziwitso chokwanira komanso cholondola, komanso pamtengo womwe munthu ndi anthu ammudzi angakwanitse". Zinthu zomwe zimakwaniritsa zosowa za anthu paumoyo. Malinga ndi WHO, zinthuzi ziyenera kupezeka "nthawi zonse, mokwanira m'njira zoyenera, ndi chidziwitso chokwanira komanso cholondola, komanso pamtengo womwe munthu ndi anthu ammudzi angakwanitse".
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Chida Choyezera Maso cha PD Ruler PR018 PVC Cholondola Chosinthika Nsagwada ya Optometry
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Chida Choyezera Maso cha PD Ruler PR017 PVC Cholondola Pachimake cha Mabowo Awiri a Binocular ndi Monocular Distance Check Tool
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PD Ruler PR016
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Chipangizo Choyezera Chodalirika cha PD Ruler PR015 Chosasweka cha Malo Osamalira Maso
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PD Ruler PR014
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Chida Choyezera Maso cha PD Ruler PR013 PVC Lens Curve Gauge Clear Scale cha Optometry Clinic
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PD Ruler PR012 Chida Cholimba Choyezera Maso Chachitsulo Choyezera Maso Choyeretsera Choyera cha Maso
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PD Ruler PR011 Chida Choyesera Maso Cholimba cha Pulasitiki Choyera cha 0-10cm Chogwiritsidwa Ntchito ku Chipatala cha Maso
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PD Ruler PR010 Chida Cholimba Choyezera Maso cha PVC Choyezera Maso Choyera cha Millimeter Chogwiritsidwa Ntchito ku Chipatala cha Maso