Specifications:
1. Sphere power
Range: +16.75 to -19.00 diopters
Step: 0.25 diopters
2. Cylinder power Range: 0.00 to -6.00 diopters(0.00 to -8.00 diopters with additional lens of -2.00 diopters) Step: 0.25 diopters
3. Cylinder axis: 0 to 180 ° , 5 ° Steps
4. Cross cylinder: ± 0.25diopters
5. Rotary prisms: 0 to 20, 1 steps
6. Auxiliary lens dial
(O)-Open aperture(two positions) (R)-Retinoscopic lens, +1.50D
(P)-Polarizing lens 45 ° -left eye 135 ° -right eye
(WMV) or (RMV)-Maddox rod, vertical white-left eye red-right eye (WMH) or (RMH)-Maddox rod, horizontal white-left eye red-right eye
(RL)-Red lens
(+. 12)-+0.12D sphere
(pH)-Pin hole
(10 L) or (6 U)-10 base-in-left eye
6 base-up-right eye
(Dissociating prisms) ( ± . 50)- ± 0.50 fixed cross cylinder (OC)-Occluder
7. P. D. Adjustment: 48-75mm, 1mm steps
8. Standard accessory lenses: Two-. 12D and -2.00 cylinder lenses, two plano lenses for sealing front opening
9. Standard accessories: 1 near point card with holder and reading rod, dust cover, face shield, accessory case for lenses
10. Dimensions: 318 × 293 × 96(mm)
11. Net weight: Approx 4.5kgs