Must-have Mwl400 Refractor I Ophthalmic Instrument For Optical View Testing | Vision Tester With Minus Cylinder Lenses I Manual Phoropter All Sizes Available [50bVKaQy]

Sphere Power

Range

+16.75 to -19.00 diopters

Step

0.25 diopters

Range

0.00 to -6.00 diopters(0.00 to -8.00 diopters with additional lens of -2.00 diopters)

Cylinder Power

Step

0.25 diopters

Cylinder Axis

0 to 180°, 5°step

Cross Cylinder

±0.25 diopters

Rotary Prisms

0 to 20, 1 step

(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

(WMV) or (RMV)-Maddox rod, horizontal white-left eye red-right

Auxiliary Lens Dial

(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

PD Adjustment

48~75MM, 1MM steps

Standard Accessory Lenses

wo-.12D and -2.00 cylinder lenses, two plano lenses for sealing front opening

Standard Accessories

1 near point card with holder and reading rod, dust cover, face shield, accessory case for lenses

Dimensions

400*350*160MM

Net Weight

4.38 KGS