::catalogue::

Search Products

      Usefull Tools

Focal length Calculator for singlet lens
    A useful tools for calculating focal length of singlet lens.
    Including 4 glass databases
    Calculated results including edge thk, bfl, ffl, weight.
    Automatically search similar products in our database.

Focal length Calculator for muti-lenses
    Max. 10 lenses.
    Calculated results including efl, bfl, ffl.

Centration

Sag & Radius

Optical Density & Transmission

Optical dictionary
    A useful dictionary for optical glossary

Address: Room 1016, Huaxuan building, No.1558, Caoan Road, Shanghai, China
Tel: 0086-21-69105301 Fax: 0086-21-69105302
email 1: sales@optolife.com
email 2: optolife@163.com
Skype: optolife