The test library is comprehensive and reliable in day-to-day use. The interface looks a little dated, but everything works as intended once you learn the menus.
Dr. Yuki Tanaka, MDVerified buyerJul 23, 2024

PC-based visual-acuity tester software with 9 chart types, Sudoku-mode display and remote control. Runs on any 14"–19" LCD computer — no special hardware needed.
Clinical overview
The CP-27B is a professional visual-tester software package designed to turn a standard LCD computer into a full vision-acuity testing station. Nine chart series, Sudoku-mode layout and a remote-control kit make it a low-cost path into the same examination protocol the dedicated hardware tests cover.
| Installation CD | × 1 |
|---|---|
| Remote control | × 1 |
| USB Watchdog | × 1 |
| Standard ruler | × 1 |
| User’s manual | × 1 |
| Selectable distances | 6.3 m / 5 m / 4 m / 3 m / 2.5 m / 2 m / 1.5 m / 1.2 m / 1 m |
Optical shops, small optometry clinics and visiting outreach programmes that want a portable, low-cost vision-acuity testing station without committing to a dedicated chart projector or LCD chart monitor.
Available on request
The full spec + documentation pack for this device ships ahead of purchase on request. A sales engineer responds within one business day.
Configuration sheet
Sizes and dimensions, material and finish, compatible instruments and screw references, what ships in the set, lead time and warranty β all in one specification sheet, sent within one business day.
Documents & downloads
This device's IFU, CE Declaration of Conformity, ISO 13485 certificate and (where applicable) FDA 510(k) clearance ship with the order. Reach out below for the pack ahead of purchase.
Get in touch
Our clinical sales team will scope quantities, voltage, accessories and regulatory paperwork β usually within one business day.
The test library is comprehensive and reliable in day-to-day use. The interface looks a little dated, but everything works as intended once you learn the menus.
Dr. Yuki Tanaka, MDVerified buyerJul 23, 2024
Controlling the chart from a tablet keeps the refraction flowing, and the range of paediatric and low-vision targets is welcome. Setup on my existing monitor was painless.
Dominic Slater, ODOct 17, 2025
The software offers a good spread of acuity, contrast and binocular tests, and building a custom testing sequence for my refraction routine is simple. Optotype rendering on the monitor is clean.
Dr. Angela Whitcombe, MDJan 20, 2025

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