lens:pen-msmcreflex2000mmf13.5
Table of Contents
Pentax-M SMC Reflex 2000mm f/13.5
Summary
The SMC Pentax-M Reflex 2000mm f/13.5 is the direct successor to the original K-series version, introduced in 1982 and produced until 2004—making it one of the longest-running and most extreme lenses in Pentax history.
Tech Specs
| Manufacturer | Pentax |
| Series | M Series Reflex |
| Model | SMC |
| Focal Length | 2000mm |
| Max Aperture | f/13.5 |
| Min Aperture | f/13.5 |
| Format | Full-Frame |
| Image Circle | - |
| Minimum Focus | 2000cm |
| Focus Rotation | ° |
| Iris Blades | none |
| Optical Design | 6/4 |
| Squeeze | none |
| Front Diameter | 180mm |
| Filter Thread | 52mm rear |
| Focus/Zoom Rod | none |
| Native Mount | Pentax K |
| Data Protocol | none |
| Length | 520mm |
| Weight | 8000g |
| Body Telescope | - |
| Body Material | - |
| Focus Drive | - |
| Iris Drive | - |
| Zoom Drive | - |
History
Country of Origin:
Release Date: 1982
Launch Price:
Design Revisions:
Service
Cine-Mod
Notes
Media
lens/pen-msmcreflex2000mmf13.5.txt · Last modified: 2026/07/09 05:18UTC by Justin Rhoads