Samyang 500mm F6.3 Mirror Lens with T-mount adapter

Specifications

Detailed Specification of samyang 500mm F6.3 Mirror Lens 

Specificationf=500mm / F6.3 Fixed Mirror Lens 
Aperture RangF6.3 
Optical Construction7 Element in 6 Groups 
Angle of View 
Minimum Focusing Distance2.0m (6.1ft)
Filter Size34.0mm(REAR) / 95.0mm(FRONT)
Length119.5mm(MAX)
Maximum Diameter98.0mm
Weight705g
MountT-Mount
Lens CoatingMulti Coat