MTO-500A 550mm F/8.5

Specifications01

MountT MOUNT

Focal length550mm

Max aperturef/8.5

TypeMirror · Telephoto · Prime

Weight1100 g

Filter size77 mm

Min focus distance4 m

Optical elements4

Groups3

AutofocusNo

StabilizationNo

Aperture controlNone

Lens hoodBuilt-in telescopic round

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeSuper telephoto prime lens

Field Notes02

T-mount mirror telephoto lens with a fixed 550mm focal length and maximum aperture of f/8.5, intended for distant subjects where long reach is needed. Mirror optics typically have a limited aperture and focus characteristics.

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Catalog note · source: thelensdb

Sources03

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Other Mounts03

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