Features:
*Provides an acceptable and comfortable carrying experience, could be adjusted
*PD Adjustment Range: Binocular PD: 48 ~ 80 mm; Left or Right PD: 24 ~ 40 mm; Minimum Scale Value: 1 mm
*Lenses could be circled 360° in the frame
*Number of lenses that may be inserted in the left or appropriate body on the identical time
*Axial scale increases counterclockwise along the body with a 5° scale distance
Specifications:
Color:Black +Silver
Size:15*6*3
Range of PD adjustments:PD of either eyes: 48 ~ 80mm;left or right PD: 24 ~ 40mm;minimum graduated value: 1mm
Dividing disc axial graduation:
Left dividing disc:120°~0°~135°
Right dividing disc:45°~180°~60°
Inner diameter of lens frame:32
Degree of lens rotating round optical ax is in the lens frame:360°
Nonparallelism between lens&;optical ax is and lens frame&;s geometric a xis:≤2°
Non-concentricity between lens&;optical middle and lens body geometric center:≤0
Displacement of lens in relation to place of lens frame geometric center:≤0
Range of nose relaxation adjustment: Length:0 ~ 14mm; angle:0° ~ 30°
Range of left or right lens body leg&;s size adjustment:98 ~ 135mm
Maximum period between left and correct lens frame legs:200mm
Material: light-weight metal or plastic
Package Included:
1pcs Trial Frame
Note:
1 The genuine coloration of the item may be barely varied from the photographs shown on online page attributable to many points similar to brightness of your computer screen and light-weight brightness
2 Please allow slight manual size deviation for the information