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Pentax 645 FA 120mm F/4 Macro Lens
Macro capable with reproduction ratio of 1:1 or greater.
Fixed focal-length. No zoom.
Rectilinear are normal lenses that show straight lines as straight lines.
Thread size in milimeters for screw-on filters.67
Autofocus LensLens Description
The Pentax 645 FA 120mm F/4 Macro is a short telephoto prime designed for cameras with a 645 (0.5X) sensor. This prime has a 120mm focal-length. It provides the same field of view as a 60mm lens on a Full-Frame camera.
This prime lens focuses down to 40cm from the imaging plane, capturing subject with a maximum 1X magnification. The high manification of the Pentax 645 FA 120mm F/4 Macro allows it perform true macro photography. The lens can focus automtically with the Focus-Drive selected by the camera. While this lens is capable of AF, it does not have a built-in focus motor. It can only focus with a compatible camera body which features a mechanical AF-coupling.
The lens weighs 735g.
This lens is only available for the Pentax 645 mount. It directly attaches and is fully compatible with all Pentax 645 mount cameras with 645 (0.5X) or smaller sensors.
Focal-Range
Angle-Of-View
Maximum Aperture
Viewing Angle Range
Maximum Aperture
Magnification
Weight
Pentax 645 FA 120mm F/4 Macro Specifications
| Brand | Pentax | Model | 645 FA 120mm F/4 Macro |
|---|---|---|---|
| Mount | Pentax 645 AF2 | Max FLM | 0.5X |
| Focal Length | 120mm | View Angle | 32° |
| Max Aperture | F/4 | Min Aperture | F/32 |
| Min Focus | 40cm | Magnification | 1X |
| Filter Size | 67mm | Aperture Blades | 8 |
| Size (D x L) | 83 x 110mm | Weight | 735g |
| Tilt | N / A | Shift | N / A |
| Stabilization | Protection | None | |
| Zoom Drive | N / A | Focus Drive | Autofocus |
| Zoom Mechanism | N / A | Focus Mechanism | External |
| Hood | Bayonet | Focus Motor | External |
| Perspective | Rectilinear | Introduced | 2010-03-10 |
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Pentax 120mm F/4 Facts
Macro capable with reproduction ratio of 1:1 or greater.Fixed focal-length. No zoom.Rectilinear are normal lenses that show straight lines as straight lines.Thread size in milimeters for screw-on filters.67Autofocus Lens| 120mm Focal-Length | F/4 Constant Aperture |
| 67mm Filter Thread | Autofocus |
| Pentax 645 Mount | 645 (0.5X) Coverage |
| 735g Lens Weight | 83 x 110mm (D x L) |
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