Kase, a company known for manufacturing filters, announced their first lens - the Kase 200mm f/5.6 MC full-frame manual focus reflex mirror lens. Additional information:
Focus method: manual
Product name: Folding lens 200mm F5.6
Maximum photography magnification: 0.11X
Focal length: 200mm
Focus range: 2m-∞
Aperture: F5.6
Filter interface: 67mm
Lens combination: 6 elements in 5 groups
Port: Sony E/Canon RF/Nikon Z / Canon EF/Fuji G/Fuji X
Frame: full frame
Material: optical glass + aluminum alloy
Weight size: 424g / 71*116mm
Coating technology: Nano ultra-high reflective medium
Film + multi-layer anti-reflective and anti-reflective coating