A book covering specialized knowledge related to ophthalmology. Ophthalmology (Revised 22nd Edition) by Shinobu Ishihara / Author Revised 22nd Edition, 2nd Printing, 1993 Slight scuffing and yellowing on the cover. The condition is as shown in the images. My father purchased this, but it was stored on a bookshelf for a long time with almost no use. Please refrain from purchasing if you are concerned about minor details, as this is a used book. If anyone understands and is interested, please consider purchasing it.