Compact fluorescent bulb for PAR30 format spotlights and projectors whose spectrum is optimized to promote photosynthesis (UVB and UVA + Infrared) plant growth see spectrum below:
Otherwise, except special glass or quartz, the glass of the bulb already limits the passage of UV rays.
If you can, you should put a glass or PMMA (plexiglass) separation window.
Another thing, do not forget either that in small quantities UV radiation is beneficial and essential for the synthesis of vitamin D