to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters

to read tables.As they only magnify in one direction, they allow strainfree reading over long periods of time.Product PropertiesMagnifying rulers only magnify in one direction, the height of the letters