Smc Pentax-A* 300mm F/2.8 ED [IF]

Specifications01

MountPENTAX K

Focal length300mm

Max aperturef/2.8

TypeTelephoto · Prime

Release year1983

Weight2970 g

Min focus distance3 m

Aperture blades8

Optical elements8

Groups8

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings + Auto Exposure setting)

Lens hoodBuilt-in telescopic round

TeleconvertersPentax Rear Converter-A 1.4X-L→ 420mm F/3.9 Pentax Rear Converter-A 1.4X-S→ 420mm F/3.9 Pentax Rear Converter-A 2X-L→ 600mm F/5.6 Pentax Rear Converter-A 2X-S→ 600mm F/5.6

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeSuper telephoto prime lens

Field Notes02

Pentax K-mount telephoto prime lens with a fixed 300mm focal length and maximum aperture of f/2.8, intended for sports, wildlife, and low-light telephoto use.

AI-assisted summary — verify against linked sources

Catalog note · source: thelensdb

Sources03

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Other Mounts03

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