Ophthalmic Lenses, Blanks & Accessories
Educational Materials & Motorcycle Helmet
Agrochemical
Textile & Silk
Light Industrial
Division
Microscope
Projector
Balance
Chemical Instrument
Measuring Instrument
Mechanical Apparatus
Static Electricity &
Current Apparatus
Electromagnetic &
Electronic Apparatus
Vibration & Wave
Heat Apparatus
Optical & Atomic
Physical Apparatus
Biological Model &
Specimen
Model of Anatomic
Body
Prepared Slides
Educational Materials !! Projector
YS-A001
Projector Model
No. TTB-1/TTB-II
YS-A002
Projector Model
No. TTB-2010/2020
YS-A003
Projector Model
No. TTB-5010/5020
YS-A009
Slide Projector Model
No. SP210/220
Copyright
2013 Y & S (Beijing) Opto-Electro Industries Ltd. All Rights Reserved.