Technical specifications

Infernal Affairs

Runtime
- 1h 41m(101 min)
- 1h 37m(97 min) (director's cut) (Hong Kong)
Sound mix
- Dolby Digital
Color
- Color
- Black and White
Aspect ratio
- 2.35 : 1
Camera
- Arriflex 35 BL4, Hawk C-Series and Angenieux HR Lenses
- Arriflex 535B, Hawk C-Series and Angenieux HR Lenses
Laboratory
- Shaw Brothers (Hong Kong) Limited, Hong Kong
Negative Format
- 35 mm(Kodak Vision 250D 5246, Vision Expression 500T 5284)
Cinematographic Process
- Digital Intermediate(4K, remastered version)
- Hawk Scope(anamorphic)
Printed Film Format
- 35 mm(Kodak Vision 2383)

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