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Pentax 135mm f2.5

Pentax 135mm f2.5

PENTAX · Prime Lens

Synthesized from 15 reviewer sources · Analysis as of Sep 30, 2026 (today)

What do reviewers say about the Pentax 135mm f2.5?

As of September 2026, among the 15 reviews we compiled, optical performance drew the most discussion: 83 claims from 7 of them, which we read as 51% positive, 7% neutral, 42% negative.

Synthesized from 15 reviewer sources for Pentax 135mm f2.5. Optical performance draws the most discussion: 42 positive, 6 neutral, and 35 negative across 83 sentiment markers. The most criticism lands on bokeh: 64% positive, 7% neutral, 29% negative across 28 claims.

What are the Pentax 135mm f2.5 specifications?

Focal Length Mm135 mm
Max Aperturef/2.5

specs: designation

What do reviewers praise and criticize?

More detail — 9 additional axes

Coma
2 pos · 1 neu · 2 neg
Filter Thread
0 pos · 1 neu · 0 neg
Dimensions
0 pos · 3 neu · 0 neg
Handling
2 pos · 1 neu · 1 neg
AF Noise
0 pos · 1 neu · 1 neg

Which reviews is this based on? (15)

Every claim above traces to these original reviews. We don't write opinions — we synthesize theirs.

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More on the Pentax 135mm f2.5: Where reviewers split · Specs, answered
Reviewer takes: bokeh · build · color rendition · generation context · mount compat · optical performance · price