티스토리 뷰
Information | |
Release year |
1988 |
Minimum aperture |
F/32 |
Maximum aperture |
F/2.8 |
Aperture blade |
9 |
Elements, groups |
8, 7 |
Min. focus distance |
150cm |
Focus design |
Internal |
Length |
134mm ~ 134mm |
Filter |
72mm, front |
Hood |
Integrated, round |
Weight |
790g |
Dimension |
134mm x 86mm |
Photodo test result: 4.1
Effective focal length: 193 mm
Weighted MTF for 200 mm: f2.8 0.80. f4 0.80. f8 0.84
Average Weighted MTF: 0.83 Grade: 4.1
Weighted MTF 10 lp/mm: 0.91
Weighted MTF 20 lp/mm: 0.79
Weighted MTF 40 lp/mm: 0.58
Distortion: 1.42%
Lens pics
Link
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