PD Tus Kav
Cov khoom uas pab tau rau cov pej xeem kev noj qab haus huv. Raws li WHO, cov khoom no yuav tsum muaj "txhua lub sijhawm, hauv cov tshuaj ntau txaus, nrog rau cov ntaub ntawv zoo thiab cov ntaub ntawv txaus, thiab tus nqi uas tus neeg thiab zej zog them taus". Cov khoom uas pab tau rau cov pej xeem kev noj qab haus huv. Raws li WHO, cov khoom no yuav tsum muaj "txhua lub sijhawm, hauv cov tshuaj ntau txaus, nrog rau cov ntaub ntawv zoo thiab cov ntaub ntawv txaus, thiab tus nqi uas tus neeg thiab zej zog them taus".
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PD Ruler PR018 PVC Qhov Muag Ntsuas Ntsuas Qhov Muag Qhov Tseeb Kho Tau Qhov Puab Rau Optometry
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PD Ruler PR017 PVC Qhov Muag Ntsuas Qhov Ntsuas Qhov Tseeb Dual Qhov rau Binocular thiab Monocular Qhov Deb Tshawb Xyuas Cuab Yeej
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PD Tus Kav PR016
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PD Ruler PR015 Cov Khoom Siv Sau Ntawv Uas Tiv Thaiv Kev Tawg Tau Zoo Rau Chaw Saib Xyuas Qhov Muag
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PD Tus Kav PR014
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PD Ruler PR013 PVC Lens Curve Gauge Clear Scale Qhov Muag Ntsuas Cuab Yeej rau Optometry Clinic
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PD Ruler PR012 Cov Khoom Siv Ntsuas Qhov Muag Hlau Uas Siv Tau Ntev Sterilizable Clear Scale rau Optometry
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PD Ruler PR011 Rigid Yas Qhov Muag Ntsuas Ntsuas Qhov Ntsuas 0-10cm Ntau Yam Rau Kev Siv Optometry Clinic
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PD Ruler PR010 Durable PVC Qhov Muag Ntsuas Apparatus Ntshiab Millimeter Scale rau Optometry Clinic Siv