北京思博特医疗器械有限公司

LEA SYMBOLS® Near Vision Cabinet Chart

LEA SYMBOLS® near vision pediatric chart for illuminated cabinet. 2 charts printed on one card for repetitive testing. Chart has sloan letters in ETDRS format with proportionally spaced (logMAR) lines; line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent. Chart fits ESV1200, ESV1500, and Model A+ illuminated cabinet. Chart size is 9" x 14" (22.9 cm x 35.6 cm).

16 inch, 40 cm testing distance.