티스토리 뷰
|
Information | |
|
Release year |
1986 |
|
Minimum aperture |
F/22 |
|
Maximum aperture |
F/2.0 |
|
Aperture blade |
7 |
|
Elements, groups |
9, 9 |
|
Min. focus distance |
30cm |
|
Focus design |
Internal |
|
Length |
49mm ~ 52mm |
|
Filter |
55mm, front |
|
Hood |
Bayonet, flower |
|
Weight |
285g |
|
Dimension |
49.5mm x 66.5mm |
Photodo test result: 4.1
Effective focal length: 28
Weighted MTF for 28 mm: f2 0.65. f2.8 0.79. f4 0.81. f8 0.82
Average Weighted MTF: 0.82 Grade: 4.1
Weighted MTF 10 lp/mm: 0.90
Weighted MTF 20 lp/mm: 0.79
Weighted MTF 40 lp/mm: 0.56
Distortion: % - %
Lens pics
Link
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