Canon RK-F2

This Canon RK-F2 is a used combination autorefractor and keratometer that has been a mainstay in optometric and ophthalmic practices for its reliable objective refraction and corneal curvature measurements. It automates the process of estimating a patient's refractive error while simultaneously providing keratometry readings, which speeds up the pre-exam workup and gives the practitioner a solid starting point for subjective refraction or contact lens fitting. The unit has been kept in working order and shows normal signs of use consistent with its service history. The RK-F2 combines a joystick-controlled alignment system with an automated measurement sequence, allowing technicians to quickly capture consistent readings without extensive training. Its fogging mechanism relaxes accommodation during the autorefraction cycle to improve measurement accuracy, while the keratometry function reads corneal curvature in two principal meridians, useful for detecting astigmatism and fitting contact lenses. The printed or displayed output gives clinicians the numeric data needed to move efficiently through a comprehensive eye exam. This type of instrument supports general optometry, ophthalmology, and vision screening clinics that need dependable objective refraction data as part of a standard workup. It is well suited for practices looking to add or replace a keratometer/autorefractor combo unit without the cost of new equipment, and it remains a practical choice for clinics performing high patient volumes where speed and consistency matter.