macro-F1和micro-F1得分分别适用于什么场景？ - 知乎
但每种情况下选用macro-F1、micro-F1，会有一些特例情况产生，下面就针对以上场景，一个个举例给大家看看，到底macro-F1、micro-F1在什么情况下选用会更合适。 第1种情况：各个类别 …
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 …
Tamron Adaptall-2 SP (52B/52BB) 90mm F2.5 Lens Reviews
Jul 17, 2025 · Tamron Adaptall-2 SP (52B/52BB) 90mm F2.5 reviews and specifications. [i]"A very good 1:2 macro lens with above average resolution and contrast. Performance is fairly similar …
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.
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 …
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 …
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. …
iPhone 16 pro max macro 4k video freezing | MacRumors Forums
Jan 18, 2010 · Macro works fine on photo mode but on video mode it only works on 4k 60, HD 30, and HD 60. It does not work on 4k 24 or 4k 30 it freezes and then restarts with the main …
Macro Question - PentaxForums.com
I have spent a lot of time looking at the Macro Lens channel. There are a lot of macro lenses out there in every focal length possible. I was
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…