Feature

1.Unique design of butterfly-shape appearance.                                                                           

2.Capable of checking up all sided visual functions, accurate and comfortable in measurement.

3.Exquisite manufacturing technique, with comfortable feel.                                                        

4.High quality plated-film used in all optic lenses.                                                                        

5.Technology and design patents.                                                                                                 

Product Parameter

2.1.Spherical Lens: Range of measurement: -19.00D~+16.75D

Step Length:0.25D (being 0.12D when 0.12D auxiliary lens is used)

2.2.Cylindrical Lens:

Range of measurement: 0~-6.00D(being 0~-8.00D when additional lens is used) 

Step:  0.25D(being 0.12D when additional lens is used)          

2.3.Axis of Cylindrical Lens:

Range of measurement: 0~180º

Step:  5º

2.4.Cross Cylindrical Lens:

±0.25D

2.5.Rotary Prism:

Range of measurement: 0~20 Δ

Step:  1Δ

2.6.Prism Basal Angle:

Range of measurement: 0~360º

2.7.Pupil Distance:

Range : 50mm~75mm  

Step:  1mm  

2.8.Aggregated Adjustment:

∞,380mm (When PD=64mm)   

2.9.Adjustment of Forehead Rest:

16mm

2.10. Vertex Distance:

13.75mm   

2.11.Overall Dimensions:

320mm(L) ×3.05mm(W) × 100mm(H)

2.12. Weight: 4.75 KGS

G W:   6.55 KGS

Carton size:48.5×48.5×24.5CM