We are the authorized distributor of company Keeler Keeler Student Confirmation Test +/-0.25 Authorization letter Service authorization Keeler Price Keeler Ultrasound Price Useful sliding lens system that allows the PD to be adjusted to your patients requirements. Contents: 4 lenses, 2 Pairs Each +/-0.25D Request the price SKU: 2203-P-1299 S Category: Confirmation Tests & Cross Cylinders Service Request for Consultation with a Service Specialist I give my consent to the processing of personal data and agree to the terms and conditions and privacy policy Send Δ Related products Keeler Confirmation Test (4 Lenses, 2 Pairs, one +/-0.25D, one +/-0.50D) More Request the price Keeler Jackson Cross Cylinder +/-0.50D More Request the price Keeler Jackson Cross Cylinder +/-0.75D More Request the price Keeler Cross Cylinder +/-0.25D More Request the price