티스토리 뷰
|
Information | |
|
Release year |
2001 |
|
Minimum aperture |
F/32 |
|
Maximum aperture |
F/2.8 |
|
Aperture blade |
7, circular |
|
Elements, groups |
7, 6 |
|
Min. focus distance |
20cm |
|
Focus design |
Extension |
|
Length |
60mm ~ 106mm |
|
Filter |
55mm, front |
|
Hood |
|
|
Weight |
295g |
|
Dimension |
60mm x 71.5mm |
Photodo test result: 4.5
Effective focal length: 51
Weighted MTF for 50 mm: f2.8 0.79. f4 0.85. f8 0.87
Average Weighted MTF: 0.86 Grade: 4.5
Weighted MTF 10 lp/mm: 0.92
Weighted MTF 20 lp/mm: 0.83
Weighted MTF 40 lp/mm: 0.65
Distortion: 0.95%
Lens pics
Link
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