Technical Bulletin Lea and Allen Box Sticks - Pocket Size These pocket size Box Sticks come in your choice of Lea Symbols or Allen School figures. Each Box Stick is 9/16 inch (15mm) square and 5 inches (115mm) long with a smiling face on each end. They also rattle when shaken to get attention. Stick concept developed by for us by J Snow, C.O There are two choices of Box Sticks using the Lea Symbols™ and one Allen Figure Box Stick:. Lea Symbol Box Sticks Large size Lea Symbols Box Stick with Optotype sizes with one line on each side: 20/320, 20/250, 20/160, and one side showing the sizes: 20/63, 20/50, 20/40, 2032 in ETDRS format. Use at 16 inches. 4862R Lea Symbols Box Stick Line-at-a- time LEA Symbol Box Stick shows Optotypes 20/20, 20/30, 20/40, 20/50, 20/60, 20/80 & 20/125. Use at 16 inches. 9/16 inch square, about 5 inches long, with rattle and a sticker on each end. Use at 16 inches 5071R Lea ‘Line at a time’ Box Stick Allen Figure Box Stick Expanded Allen Figures Box Stick. Includes Optotypes 20/20,20/30,20/40,20/50,20/60,20/80 & 20/125 For use at 13 inches (33 cm). 5070R Allen figure Box Stick Richmond Products E-mail: [email protected] Web: www.RichmondProducts.com 4400 Silver Ave SE Albuquerque, NM 87108 505-275-2406 FAX: 810-885-8319
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