Graham-Field Ishihara Test Chart Books for Color Deficiency

Item # Desc Pkg Price
1254 14 Plate Book $5.73
$252.63
$191.09
1255 24 Plate Book $8.25
$362.88
$275.00
1256 38 Plate Book $9.20
$394.79
$306.50
1257 10 Plate Book $5.42
$231.63
$180.50

Graham-Field Ishihara Test Chart Books for Color Deficiency are accepted by leading authorities as a simple and accurate method for discovering congenital color blindness and red-green blindness, each in two forms, complete and incomplete. Includes four special plates for tests to determine the kind and degree of defect in color vision. Makes use of the peculiarity that in red-green blindness, blue and yellow appear remarkably bright compared with red and green.

Graham-Field Ishihara Test Features

  • Consist of a number of colored plates.
  • On each plate is printed a circle made of many different sized dots of slightly different colors, spread in a random manner.
  • Within the dot pattern, and differentiated only by color, is a number.
  • What, or even if, a number is visible indicates if and what form of color blindness the viewer has.
  • The full test consists of thirty-eight plates, but the existence of a deficiency may be clear after fewer plates.

What to buy with Graham-Field Ishihara Test Chart Books?


More about Ishihara Test Chart Books for Color Deficiency

What is Colorblindness?

Color blindness (color vision deficiency) is a condition in which certain colors cannot be distinguished, and is most commonly due to an inherited condition. Red/green color blindness is by far the most common (99%) form and causes problems in distinguishing reds and greens. Another color deficiency blue/yellow also exists, but is rare (1%) and there is no commonly available test for it. There is no treatment for color blindness, nor is it usually the cause of any significant disability. However, it can be very frustrating for individuals affected by it. Those who are not color blind seem to have the misconception that color blindness means that a color blind person sees only in black and white or shades of gray

Ishihara Test fot Color Blindness

The Ishihara color test is a test for color blindness. It was named after its designer, Dr. Shinobu Ishihara. It makes use of the peculiarity that in red-green blindness, blue and yellow appear remarkably bright compared to red and green. It consists of a number of colored plates, on each plate is printed a circle made of many different sized dots of slightly different colors, spread in a random manner. Within the dot pattern, and differentiated only by color, is a number. What or even if, a number is visible indicates if and what form of color blindness the viewer has. The full test consists of thirty-eight plates, but the existence of a deficiency is usually clear after fewer plates. The Ishihara color Charts are accepted by leading authorities worldwide as a simple and accurate test method

The color plates are available in an album-type book for ease of handling

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Customer Reviews

+=
Question

ItemName - now     10/17/2021

ItemQuestion
  Your question will show here once it will get approved.
Answer

UserName - now     10/17/2021

UserAnswer
  Your Answer will show here once it will get approved.

{{x.Heading}}

{{x.ShortDescription}} ...

What is HPFY’s return policy?

Customer satisfaction is our top priority. We stand behind our products. If the merchandise you received is defective or not what you expected it to be, and you wish to return the item, please submit a return request in the My Account section of our website, contact our Customer Service department at (866) 316-0162 / (203) 616-2850 or email us.

  1. Merchandise must be returned within 30 days of the receipt of your order. Returns are not accepted after 30 days.
  2. Items (including parts and accessories) must be returned in new, unused, and resalable condition in its original packaging.
  3. Before returning any product, the buyer must obtain a Return Authorization Number (RA#) from a customer service representative. With your RA# you will receive a prepaid return shipping label.
  4. Orders returned without obtaining an RA# will be entitled to receive only "In-Store Credit" that can be used towards future purchases.
  5. Return orders are subject to a 20% restocking fees.
  6. All custom orders and hygienic items are non-returnable. Refer to the “Non-Returnable Items” section for further details.
  7. Returns will be reviewed and inspected before issuing credit. Please allow 3 to 4 weeks for processing. The credit will be applied to your original method of payment.
  8. If the return is the result of a defective product or shipping error, we will refund the entire purchase amount and return shipping costs.

Which products are Non-Returnable?

Due to the hygienic nature of some items, they are non-returnable. The items listed below are non-returnable:

  1. All hygienic items.
  2. Opened personal care items.
  3. Anything opened, used, or tried on.
  4. All customized items.
  5. Besides these, items that have the “non-returnable” phrase on the website.

We reserve the right to make adjustments due to errors, changing market conditions, product discontinuation or typographical errors in advertisements. Images on the site may not always reflect the actual product. Footrests or leg-rests are not included with wheelchairs unless specified.

How do I receive a return authorization number?

You can submit a return request by logging into your account. You will receive the Return Authorization Number (RA#) details in the email within 2-3 business days.

  • Login to your account
  • Go to “order history”
  • Click on “return order”
  • Fill out the return form and Submit it

If you do not have an email address, we will make other accommodations for RA# Details. Write the RA# on your label affixed to your package prior to shipment.

How long does it take to receive a refund?

Please allow 3 to 4 weeks to process the returns. Once the item is received, and inspected, your refund will be processed and automatically applied to your credit card or original method of payment.

Is there any Restocking Fees?

  1. 20% restocking fees will be applied.
  2. Outbound shipping cost is non-refundable.
  3. For orders that qualified for free shipping, $8.99 will be deducted from the refund if the product is returned.

More Exam Room Supplies

{{'Buy ' + x.Name}}
{{x.Name}}
${{ x.OurPrice | currency: "" : 2}}
Please enter your and your friend's email address below.
Fields marked with * are compulsory
 
*
*
*
*

 
Submit Cancel
The selected product information along with Reward Dollar coupon code has been successfully emailed to you and your friend.

Thank you for using www.healthproductsforyou.com

Close