This patent pending instrument is designed to measure Subjective Accommodation Amplitude. The readings are directly recorded in Diopters of Accommodation. With modifications it can also be used to give objective measurements.

Features:
	Light weight, portable, novel design to cover a wide range of measurements
	Readings are directly recorded in Diopters of Accommodation
	Quick and Reliable measurements
	Objective readings possible in combination with Dynamic Retinoscopy.