Measuring Devices

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Clear EKG Ruler - 94542

Cardio Meter * EKG Ruler with Seconds Scale for PR, QRS, Cycle Length, Coupling, Escape & Parasysto..

$1.99

Clear Goniometer Ruler - 94543

Goniometer * Designed to measure the range of motion in joints * Measures a 360° range in single d..

$4.99

Clear Medimeter Ruler - 94541

MediMeter * Pocket-size medical ruler in inches and centimeters * Wound diameter / pupil dilation ..

$2.49

EKG Calipers - 94653

EKG CALIPERS  Designed to Measure Electrocardiogram WaveformsPlastic Protective Cover with..

$8.99

Eye Chart - 94539

Pocket Eye Chart Ultimate Rosenbaum/Snellen Pocket Size Eye Chart..

$2.49

Opaque Ruler-6" - 94540

6" Opaque Ruler (IN/CM) with Degree, Ounce & Gram Conversions..

$1.59

Protractor Goniometer Ruler- 8" - 94545

8" Protractor Goniometer * Designed to measure the range of motion in joints. * Measures a 360° r..

$5.49