بحث

Hold three pairs of trial lenses. Adjustable PD from 59 to67 mm xed bridge. Temples adjust. Drop sell style goesnot hold the trial lenses tightly. Also, available with anadjustable nose rest as listed child versions have adjustablePD from 54 to 58 mm. weight 1.0 oz (29 grams)...

Exopthalmometer (Model 16104 by Gulden)..

Same test as Farnsworth D15 except discs are included in asealed plastic box and arranged by using a magnetic pen.e discs are kept clean and cannot be lost. Kit includemagnetic pen, score sheet and cloth pouch...

(By Stereo Optical Model TAC II)TheTeller Acuity Cards are a classic test of visual acuity for infants, young children and individuals with disabilities. The extensive evidence-base gathered in their development and use provides a strong foundation for their application in ophthalmology, optometry and developmental practice...