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| Company | Precision Vision® | Precision Vision® |
| Item | Colenbrander Reading, Intermediate and Computer Chart (2 card set) | Multi-Contrast Sloan Letter Flip Book |
| Price | Inquire | Inquire |
| Description | Designed by: Dr. August Colenbrander Conventional, high-contrast letter chart acuity captures only one aspect of visual performance. Low contrast acuity is equally important for activities of daily living, since most everyday objects have less than | This flip book is the smaller version of the Cat. No. 2125. Cat. No. 2180 includes three levels of contrast sensitivity; Acuity, 2.5% and 1.25%. This contrast flip book is great for the use in clinical trials and research studies. It is printed on |
| Features | - Calibrated for 40 cm (16 in), 63 cm (25 in), 100 cm (40 in)
- Measures 8.5" x 11"
- Includes complete instructions and recording sheet
- Uses 10% calibrated Contrast Sensitivity level with Acuity
| - For testing at 2 meters (6.5 ft.)
- Each page it's own contrast level at 100%, 2.5% and 1.25%
- Acuity range 20M to 1.6M
- Includes test instructions, recording forms (Cat. No. 2514) and soft-tipped pointer
- Measures 13.5 X 14 in.
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| Product Number | 4070 | 2180 |
| Get quote | Inquire | Inquire |