Herebelow , 2470 is only film records the tones like a normal film

Kodak Duplicating
Microfilm — 2462
• Reverses image polarity (neg-to-pos or pos-to-neg) with conventional
processing
• Blue spectral sensitivity
• Medium contrast
• Primarily used for making positive images of publications such as
newspapers and magazines for frequent viewing
Kodak Direct Duplicating
Microfilm — 2468/3468
• Maintains image polarity (neg-to-neg or pos-to-pos) with conventional
processing
• Orthochromatic color sensitivity (blue-green)
• Medium contrast
• Primarily used for making distribution copies
Kodak Direct Duplicating
Intermediate Microfilm —
2470 (Estar Base)
• Maintains image polarity (neg-to-neg or pos-to-pos) with conventional
processing
• Orthochromatic color sensitivity (blue-green)
• Excellent tone reproduction
• Medium - low contrast
• Primarily used as an intermediate master to make multiple generation
copies
• Can also be used as a distribution copy