BUTMaskH1_cz_v3.pdf					- navod
BUTMask_H1_FilterCoverExtended_v4.stl	- kryt filtru vyssi
BUTMask_H1_FilterCover_v4.stl		- kryt filtru
BUTMask_H1_FilterShaper_v2.stl		- "strih" na filtr
BUTMask_H1_Frame_L_v2.stl			- telo masky vel. L
BUTMask_H1_Frame_M_v2.stl			- telo masky vel. M
BUTMask_H1_Frame_S_v2.stl			- telo masky vel. S