|Size||13.2cm in width, temple 14.1cm lens size (center): 40mm in height X 48mm in width|
|Weight (frame)||15.6 g (only as for the frame)|
A lens: CR39-MCPC
|Number of degrees||Lens top
Lens at the bottom
«Does your lens at the bottom +2.0 or older»
Lens top for far, but not for (look better is up to about 2 m) between the degrees is.* Supplies the middle number is at the top of PC screens, such as easier and also people who usually looked up to about 2 m to. It's also 1 subscription frequency (difference between the frequency of the top and bottom of the lens). 5-degree tipping point less easy to used. So far this is claim and return 0.
It is important to choose the frequency that suits you for choosing reading glasses and senioglas,.
Frequency reference table is prepared to choose a lens fits you in the temple, where.
Under character30 cm, the see with the naked eye。
The smallest letters you can read is a standard frequency.
Pupillary distance ' measurement
It is a distance write lens right fabric. On theBottom + your eyes come to the process.
Value calculated from the received your pupil distance by moving the projector green line. The line is in your eyes. * «Determination», your pupil distance minus the distance part of the right lens frame Center and part of the left lens of ÷ 2 = in the feedback value (mm).
Determine the vertical eye position considering the size of the frame window. Lenses and assembling the automatic lens cutting machine for mounting Cup put the double-sided adhesive tape.
Automatic lens cutting machine set the lens and frame. Automatic lens type frame the same shape will be processed.
Fit the lens to the frame. The inspection has become your pupil distance streets between the left and right lenses +-shaped mark.
This product cannot be shipped to United States from the store.
Please contact the store for further information.