This 500mm catadioptric lens fits a 500mm focal length into a barrel length of 220mm. As it is a mirror lens it has a fixed speed of F/8. It accepts 77mm filters at the front and 37.5mm filters at the rear.
Sigma-XQ Zoom Lens Sigma XQ Multi-Coated 39-80Mm 3.5 M42 Mount
Rare, Excellent Condition SIGMA XQ 135mm f/2.8 Prime Lens
Sigma XQ High Speed f3.5 80-200mm Zoom Macro System M42 - Boxed!
Nikon Reflex NIKKOR C 500mm F8 Black Super Telephoto Mirror Lens Bird Exc++
TAMRON SP 500mm F8 Tele Macro Mirror Telephoto Lens for Canon EF Mount Exc++
[Exc+5] Canon New FD NFD 500mm f8 Reflex Mirror Lens For A-1 F-1 AE-1 From JAPAN
![[Exc+5] Canon New FD NFD 500mm f8 Reflex Mirror Lens For A-1 F-1 AE-1 From JAPAN](https://images.buynet.work/thumb.php?i=395354651&s=240)