S-M-C/Super Macro-Takumar 50mm F4 - Pentax Forums
Feb 21, 2025 · S-M-C/Super Macro-Takumar 50mm F4 lens reviews and specifications. The Takumar 50 mm f/4 is a series of legendary manual-focus macro lenses for M42 screw-mount …
Sigma Lenses for Pentax: Zoom Lenses - Pentax Lens Review …
Reviews of lenses by Sigma, Tamron, Tokina, Zeiss, Zenitar, and others designed for Pentax cameras. Comprehensive Pentax lens database with specifications and user opinions.
PSA: No Macro Photography on iPhone Air | MacRumors Forums
Sep 9, 2025 · For anyone considering the Air, if Macro photography support is important to you, this is the only phone in the lineup that doesn’t have it. Was considering the Air until I saw this. …
Macro Question - Page 2 - PentaxForums.com
Oct 1, 2025 · 100mm macro (1:1) vs 50mm macro (1:1) Depth of view question stemked Pentax SLR Lens Discussion 22 11-17-2020 04:15 PM Question about: Pentax SMC DFA f/2.8 …
纳米材料方向，如何排序AM、AFM、ACS Nano、Nano Letters …
AM，AFM，ACS Nano，Nano Letters，Small，Nano Research如何排序？如还有其他期刊欢迎补充补充：还有Nat…
The Best M42 Lenses: Top 10 Screwmount Gems - Gear Guides ...
Jul 14, 2025 · Discover the top 10 best M42 lenses adapted for modern mirrorless cameras, from ultra-wide to telephoto and macro specialties. This guide blends user ratings, historical insight, …
SMC Pentax-F 35-135mm F3.5-4.5
Dec 29, 2023 · The SMC Pentax-F 35-135 mm f/3.5-4.5 is a full-frame autofocus zoom introduced in 1987 for the Pentax KAF mount, designed as a versatile walkaround lens for film SLRs. It …
SMC Pentax-A 35-105mm F3.5 Reviews - Pentax Forums
May 23, 2025 · SMC Pentax-A 35-105mm F3.5 lens reviews and specifications. The SMC Pentax-A 35 105 mm f/3.5 is a manual-focus, constant-aperture zoom lens introduced in 1984 and …
Miscellaneous Lenses for Pentax: Zoom Lenses - Pentax ... - Pentax …
Reviews of lenses by Sigma, Tamron, Tokina, Zeiss, Zenitar, and others designed for Pentax cameras. Comprehensive Pentax lens database with specifications and user opinions.
Irix 150mm F2.8 Macro Review - Pentax Forums
Conclusion The 150mm Macro is an interesting and worthy addition to the expanding Irix lineup. Irix lenses are, in many ways, ideal matches to the Pentax lineup. While all models so far have …