Impact of Photo Format
- The size of photo sensor/film format has biggest impact on lens size and weight
Example Comparison Chart
| Name | format | equivalent FL | length | diameter, filter | weight | min focal distance |
|---|---|---|---|---|---|---|
| Panasonic 35-100mm f2.8 | m43,2x | 70-200mm | 100mm | 67mm, 58mm | 360g | 0.85m |
| DA 50-135mm f2.8 | 1.5x | 75-200mm | 135mm | 77mm, 67mm | 765g | 1m |
| A 70-210mm f4 | 1x | 70-210mm | 149mm | 72mm, 58mm | 680g | 1.2m |
| tamron 70-200mm f2.8 | 1x | 70-200mm | 194mm | 90mm, 77mm | 1150g | 0.95m |
| Panasonic 100-400mm | m43,2x | 200-800mm | 172mm | 83mm, 72mm | 985g | 1.3m |
| tamron 150-600mm | 1x,1.5x | 225-900mm | 258mm | 106mm, 95mm | 1951g | 2.7m |
| sigma 150-500mm | 1x,1.5x | 225-750mm | 252mm | 95mm, 86mm | 1780g | 2.2m |
| DFA 150-450mm | 1x,1.5x | 225-675mm | 241mm | 95mm, 86mm | 2000g | 2m |
Video Format
video file format
- CinemaDNG, digital negatives of individual frame of recorded video
- ProRes, a FinalCut editor friendly format made by Apple
- ProRes4444, for 12bit 5k, 4k and 2k lower video wrapper
- ProRes422, for 10-bit 4k, 2k, HD source video wrapper
- HQ, 147-220Mb/s
- LT, 100Mb/s
- SD, 42-63 Mb/s
- Proxy, 36Mb/s
- ProRes422, for 8/10-bit FHD or HD source video wrapper
- ProResSQ, for compressed codec wrapper
- DNxHD, a Avid editor friendly format made by Avid