What does RVP, RHP or RDP mean for films?

[Silverelf]

Was wondering what does RVP, RHP or RDP mean?

I know the answer is gonna be stupid.... but hey... I gotta ask someone somewhere.....

 

[yellow_kiwi]

they r abbreviations for slides

Slides Chart by Megaweb on CS

 

[Silverelf]

I know they are abbreviations, but what do they stand for?

 

[yellow_kiwi]

misunderstood ur Qn... i dunnoe too... but i guess P stands for Professional in this case? maybe R stands for Reversal?:dunno: