Table of Contents
Pentax-A 645 SMC 75mm f/2.8
Summary
Manual focus normal lens, with a field of view in the 645 film format corresponding to a 50mm lens in the 24x36mm format. In the 645 digital format the field of view is like a (very) short telephoto lens.
Tech Specs
| Manufacturer | Pentax |
| Series | Pentax-A |
| Model | 645 SMC |
| Focal Length | 75mm |
| Max Aperture | f/2.8 |
| Min Aperture | f/22 |
| Format | 645 film |
| Image Circle | - |
| Minimum Focus | 60cm |
| Focus Rotation | ° |
| Iris Blades | 8 |
| Optical Design | 6/5 |
| Squeeze | none |
| Front Diameter | 74mm |
| Filter Thread | 58mm |
| Focus/Zoom Rod | none |
| Native Mount | Pentax 645 |
| Data Protocol | none |
| Length | 37.5mm |
| Weight | 240g |
| Body Telescope | - |
| Body Material | - |
| Focus Drive | - |
| Iris Drive | - |
| Zoom Drive | - |
History
Country of Origin:
Release Date:
Launch Price:
Design Revisions:
Service
This section restricted to Duclos Staff users.
Service Manual: (Insert link to manual here)
Full CLA: TBD hrs.
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Cine-Mod
This section restricted to Duclos Staff users.
Focus Ring O.D.: -
Zoom Ring O.D.: -
Iris Ring O.D.: -
De-click Y/N: -
Additional Notes:
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