Do you have a question about the Pentax 67 M 400mm f/4 & 800mm f/6.7 ED (IF) Lens and is the answer not in the manual?
Focal Length | 400mm & 800mm |
---|---|
Lens Mount | Pentax 67 |
Type | Telephoto |
Focus Type | Internal Focusing (IF) |
Diaphragm Blades (400mm & 800mm) | 8 |
Image Format | 6x7 |
Focus | Manual |
Optical Design | ED (Extra-low Dispersion) elements |
Special Features | ED glass, Internal Focusing |
Maximum Aperture | f/4 & f/6.7 |
Identification of focusing rings and aperture controls.
Explanation of special glass and inner focusing system.
How to use the preset focus feature on the 400mm lens.
How to use the focus lock screw on the 800mm lens.
Specifics on using the T5-1.4x converter with the 800mm lens.
Compatibility and usage of the 1.4x converter with the 400mm lens.