NiSi 250mm F/5.6 Reflex SLR

Specifications01

MountCANON EF

Focal length250mm

Max aperturef/5.6

TypeMirror · Telephoto · Prime

Release year2024

Min focus distance2 m

Max magnification0.1401

Optical elements6

Groups3

AutofocusNo

StabilizationNo

Aperture controlNone

Lens hoodBuilt-in telescopic round

Production statusIn production

Additional Info02

Lens TypePrime lens

Field Notes02

NiSi 250mm f/5.6 reflex (mirror) lens for Canon EF mount. Fixed telephoto focal length intended for distant subjects; uses a catadioptric optical design with a moderate maximum aperture.

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Catalog note · source: thelensdb

Sources03

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Other Mounts03

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