SMC Pentax‑M 50mm f1.7 Lens – Pentax K Mount – Manual Focus – Excellent

Overview

The SMC Pentax‑M 50mm f/1.7 is widely regarded as one of Pentax’s sharpest manual‑focus standard primes. Compact, well‑built and optically strong, it delivers excellent contrast, smooth rendering and reliable performance on both film and digital K‑mount bodies.
This example is in Excellent Condition, fully tested, with clean optics and smooth mechanical operation.

Condition

Overall Condition: Excellent

• Optics clean with no haze or fungus
• Coatings intact with minimal cleaning marks only
• Aperture blades clean, snappy and oil‑free
• Focus action smooth and correctly damped
• Exterior shows very light cosmetic wear only
• Mount clean and undamaged
• No dents, separation or mechanical issues

Included

• SMC Pentax‑M 50mm f/1.7 lens
• Front and rear caps

Key Features

• 50mm standard prime
• Bright f/1.7 maximum aperture
• SMC multi‑coated optics
• Smooth manual‑focus mechanism
• Compact, lightweight design
• Ideal for film and digital K‑mount bodies

Compatibility

• All Pentax K‑mount film bodies (K1000, ME Super, MX, etc.)
• Pentax K‑mount DSLRs (K‑x, K‑r, K‑5, K‑70, KP, K‑3 series, etc.)
• Adaptable to mirrorless systems (Z, E, RF, L‑mount etc.) with appropriate adapters

Collectors Notes

The Pentax‑M 50mm f/1.7 remains one of the most desirable manual‑focus Pentax primes due to its optical quality, compact size and reliability. Excellent‑grade copies continue to sell strongly.

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