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645
Pro Series Zoom Lenses
55-110mm f/4.5 Zoom
The 645 Series offers two ideally matched zoom lenses adding total 35mm format
handling and flexibility to medium format quality. The 55-110 f/4.5 zoom covers
the popular 35-70mm zoom range in 35, whereas the 105-210mm f/4.5 ULD is its perfect
match covering a 68-130 equivalent range. They both offer a separate zoom and
focus rings. These lenses make the 645 system ideal for sports, travel and fast
moving portraiture. Optical performance equals prime focal length lenses due to
Mamiya's high quality computer aided design and manufacturing.
Applications cover a wide range of subjects including travel, wildlife, fashion,
and landscape photography.
Equivalent to 34-68mm in 35mm format.
| Optical Construction |
11 elements/10
groups |
| Angle of View |
65° - 35° |
| Minimum Aperture |
32 |
| Diaphragm |
Automatic |
| Minimum Focusing
Distance |
4' 11.1"
/ 150cm |
| Maximum Magnification
Ratio |
0.04 - 0.08 |
| Area Covered |
38.8 x 52.4"
~ 20.5 x 27.7"
986 x 1331mm ~ 520 x 702mm |
| Equivalent 35mm
Focal Length |
34 ~ 68mm |
| Filter Size |
67mm |
| Lens Hood |
Screw-in |
| Dimensions (L
x W) |
4.1 x 3.0"
/ 104 x 77mm |
| Weight |
1 lb. 12 oz. /
800 g. |
105-210mm f/4.5 Zoom
The 645 Series offers two ideally matched zoom lenses adding total 35mm format
handling and flexibility to medium format quality. The 55-110 f/4.5 zoom covers
the popular 35-70mm zoom range in 35, whereas the 105-210mm f/4.5 ULD is its perfect
match covering a 65-130mm equivalent range. They both offer a separate zoom and
focus rings. These lenses make the 645 system ideal for sports, travel and fast
moving portraiture. Optical performance equals prime focal length lenses due to
Mamiya's high quality computer aided design and manufacturing.
Applications cover a wide range of subjects including travel, wildlife, fashion,
and landscape photography.
Equivalent to 65-130mm in 35mm format.
| Optical Construction |
13 elements/11
groups |
| Angle of View |
36° - 19° |
| Minimum Aperture |
32 |
| Diaphragm |
Automatic |
| Minimum Focusing
Distance |
5' 10.9"
/ 180cm |
| Maximum Magnification
Ratio |
0.07 - 0.14 |
| Area Covered |
22.0 x 29.7"
~ 11.6 x 15.6"
558 x 754mm ~ 294 x 396mm |
| Equivalent 35mm
Focal Length |
65 - 130mm |
| Filter Size |
58mm |
| Lens Hood |
Built-in |
| Dimensions (L
x W) |
6.2 x 2.9"
/ 158 x 74.5mm |
| Weight |
1 lb. 15 oz. /
875 g. |
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