US$ 214.50
1 second no-touch infrared readings with ±0
The 3M Littmann name is a trusted brand by many healthcare professionals
Displays the average of all measurements and includes clock display with date and time stamp for logging and trending measurements
antistatic
bottle-opener
Waggoner Color Vision Testing Made Easy Book price break 1 second no-touch infrared readingsPediatric gold standard for identifying genetic (red green) color vision deficiencies in children as young as age 3. Consisting of 1 demonstration plate and 9 test plates displaying circle, star, and or square throughout the plates and can be completed in under 60 seconds. On most plates, children will be able to see at least one symbol even if they are color vision deficient. If they cannot identify one symbol on the first few plates, they may not
US$ 214.50
US$ 313.00
US$ 439.00
US$ 234.44
US$ 59.99
US$ 615.00
US$ 405.00
US$ 18.99
US$ 414.50
US$ 106.29