Pentax smc Pentax-M 500mm f/8 Reflex vs Samyang 500mm f/6.3 Mirror
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Samyang 500mm f/6.3 Mirror is faster by 0.7 stops (f/6.3 vs f/8.0), letting in more light.
| Spec | smc Pentax-M 500mm f/8 Reflex | 500mm f/6.3 Mirror |
|---|---|---|
| Brand | Pentax | Samyang |
| Mount | Pentax K | Pentax K |
| Type | Mirror | Mirror |
| Focal length | 500mm | 500mm |
| Max aperture | f/8.0 | f/6.3 (faster) |
Pentax smc Pentax-M 500mm f/8 Reflex
A 500mm f/8 mirror telephoto lens, the Pentax smc Pentax-M 500mm f/8 Reflex is designed for Pentax K mount bodies. Its catadioptric design keeps a long focal length compact and light.
Samyang 500mm f/6.3 Mirror
Samyang 500mm f/6.3 Mirror: a mirror telephoto lens with a 500mm focal length and a maximum aperture of f/6.3, made for Pentax K mount cameras. Its catadioptric design keeps a long focal length compact and light.