Used Pentax SMC Pentax-A 645 35mm f/3.5 | Pentax

Great for: landscape street general

Ultra-wide Pentax 645 medium format lens, 22mm equivalent perspective with SMC coating for architecture and landscapes.

The Pentax SMC Pentax-A 645 35mm f/3.5 is a wide-angle prime lens for the Pentax 645 medium format SLR system. A-series designation indicates the aperture ring with A (Auto) position for program AE compatibility. Pentax 645 mount.

f/3.5 maximum aperture. 35mm focal length (equivalent to approximately 28mm on full frame for 6×4.5cm format). SMC (Super Multi Coating). Aperture ring with A position. Manual focus. Pentax 645 mount.

The Pentax-A 645 35mm f/3.5 is the wide-angle option in the Pentax 645 native lens range — providing a perspective equivalent to approximately 28mm on 35mm film. The A designation enables aperture-priority AE with compatible Pentax 645 bodies.

On the used market the Pentax-A 645 35mm f/3.5 is a specialist medium format wide angle. Condition checks: front element condition, aperture ring and A-position function, focus ring smoothness. Pentax 645 mount — Pentax 645 and 645N bodies.

Avg £433, up 8.4% over 2 weeks

Price history ↓

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The Pentax SMC Pentax-A 645 35mm f/3.5 typically sells around £433 when in stock.

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Used Pentax SMC Pentax-A 645 35mm f/3.5 price history

Tracking the used Pentax SMC Pentax-A 645 35mm f/3.5 price? Over the past two weeks, the average has risen 8.4%, from £399 to around £433. Depending on age and condition, expect to pay between £399 and £466 for a used lens.

Average market price (line) and typical price range (shaded). Source: UsedLens daily price index, 11 Jun – 5 Jul 2026.