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  1. SMC Pentax-M 100mm F4 Macro - Pentax Forums

    May 3, 2025 · - Vivitar Auto Macro 90/2.8 - goes 1:1 without adapters - Pentax M 100/2.8 (non macro) - comparable in contrast and resolution (using macro tubes) and even exceeds it from …

  2. Pentax Lens Disassembly Database - PentaxForums.com

    Mar 22, 2012 · This is a great lens in many ways: great optical quality, excellent macro capability, and cheap and commonly available. The DAL plastic mount version has the exact same …

  3. Sigma APO 300mm F4 - Pentax Forums

    May 3, 2024 · The IQ, bokeh and abilities to absorb light are no less than those of 400 5.6 APO Macro, which I appreciate very much. Compared to my latest addition, Sigma 100-300 F4 APO …

  4. 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 …

  5. Sigma 80-200mm F4.5-5.6 - Pentax Forums

    Nov 4, 2012 · Sigma 80-200mm F4.5-5.6 reviews and specifications. Push-Pull zoom Multi-coated Auto aperture Macro function Made in Japan.

  6. The Very Best M42 Lenses - PentaxForums.com

    Nov 25, 2019 · If you want macro, the Macro Tak 50/4 is a nice lens. There’s also Vivitar 100/105 variants. I have the Vivitar 100/2.8 Macro (1:1) and the 135/2.8 (1:2) and really like both. Tons …

  7. Pentax 50mm Prime Lens Shootout - Pentax Forums

    Aug 26, 2012 · Currently Pentax makes three different 50mm lenses: the SMC Pentax FA 50mm F1.4, D FA 50mm F2.8 Macro, and DA 50mm F1.8. All three can be used on digital cameras …

  8. Focus stacking - PentaxForums.com

    Mar 16, 2022 · In addition to @mlags's excellent advice, for macro work, start with something with a simple mostly convex shape, i.e. avoid a lot of intersecting objects partially obscuring each …

  9. micro和macro的发音如何区分? - 知乎

    Mar 16, 2016 · 说一下区别macro嘴巴更大,发音靠后,就是你舌头嗓子那个地方,你扯着嗓子阴阳怪气说“mai”的感觉,有点羊叫的感觉 。micro嘴形小,发音靠前,你敷衍讲一声“mai”的感 …

  10. SMC Pentax-A 70-210mm F4 - Pentax Forums

    Aug 5, 2021 · There is a 1:4 macro mode at the 70mm end - not as much magnification as you would want for proper macro photography, but still useful when out and about. Sharpness is …

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