The Kay Accommodative Rock Chart (Hart Chart) is used to improve accommodative ﬂexibility and accuracy by a series of exercises, which is a useful alternative home exercise to using flipper lenses. It is also of use in treating those with speciﬁc literacy difﬁculties, especially short-term memory, sequencing and tracking that are required for fluent reading.
Each set comprises an identical near and distance chart, with two size options for near viewing. The near cards are easy to hold and allow to view the distance chart easily and quickly. The accommodative rock chart is available in two variations with letters and numbers or with pictures for pre-literate children.
The accommodative rock chart comes in a pack of 5 sets. The distance chart is A4 size, the near card is 125mm x 75mm.