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PO0 Filter

 

PO0 filter absorbs wave length which causes chromatic aberration.

 

I tested PO0 filter with an achromat refractor telescope.

D=102mm, FL=1000mm, + Kenko MC7 telecon

Panasonic G5

Violet fringe appears.

 

Violet fringe appears.

 

Violet fringe disappears by PO0.

 

 

Automatic white balance setting of digital camera compensate green-yellow color of PO0 filter. 

 

 

PO0 filter ,automatic white balance setting