Dimension: 210mm*210mm±0.25mm，Φ295mm±0.25mm
Thichness: 170±20um
Front: 12*0.045±0.04mm busbars (Silver), 140±14 finger
grids, blue (dark blue) anti-reflecting coating (silicon
nitride)
Back(+) : 12*0.05±0.04mm busbars (Silver), 140±14 finger
grids, blue(dark blue) anti-reflecting coating (silicon
nitride)
