Venus 25mm F2.8 2.5-5X Ultra Macro is a Fixed aperture Manual Focus (MF)
Macro Prime lens with 35mm FF max sensor coverage, and it is designed to be used with
KAF2 Mount cameras.
What type of photography is the Venus 25mm F2.8 2.5-5X Ultra Macro lens good for?
The type of photography that you are planning to use the Venus 25mm F2.8 2.5-5X Ultra Macro is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Lenses in Pentax KAF2 Mount with Same Focal and Aperture Range
Reasons to Buy Venus Laowa 25mm F2.8 2.5-5X Ultra Macro Lens
Here we've included a summary of the advantages and disadvantages of the Venus Laowa 25mm F2.8 2.5-5X Ultra Macro lens in a list form to help you determine whether it offers the features you need.
| Aperture Ring |
| Full-time Manual Focusing |
| Covers Full-Frame Sensor |
| 8 Diaphragm Blades for Smooth Bokeh |
| High Max Magnification ratio of 5x |
| Minimum focus distance of 0.17m / 6.7 inch |
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Buy Venus 25mm F2.8 2.5-5X Ultra Macro from Amazon or B&H PHOTO
| No Weather Sealing |
| No Autofocus |
| Hood is not supplied |
Lens Mount
Venus 25mm F2.8 2.5-5X Ultra Macro is compatible with cameras that have a Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with the Pentax KAF2 lenses are Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III.
Venus 25mm F2.8 2.5-5X Ultra Macro is also available in Canon EF , Nikon F (DX) and Sony E mounts.
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Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Venus 25mm F2.8 2.5-5X Ultra Macro has a maximum diameter of 82mm and total length of 65mm. It weighs 400g / 14.1 oz.
Below you can find a scaled side-by-side image of Venus 25mm F2.8 2.5-5X Ultra Macro and HD Pentax-FA 31mm F1.8 Ltd (Pentax KAF mount) to get a better idea of how their sizes compare in real life. Check the detailed comparison of these two lenses here.
Comparison image of the Venus 25mm F2.8 2.5-5X Ultra Macro and the HD Pentax-FA 31mm F1.8 Ltd Size and Weight
Focal Range
Venus 25mm F2.8 2.5-5X Ultra Macro has a fixed focal length of 25mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 37.5mm.
Maximum Magnification Ratio
Venus 25mm F2.8 2.5-5X Ultra Macro has a Max Magnification Ratio of 5x and has a minimum focusing distance of 0.17m.
Aperture
Venus 25mm F2.8 2.5-5X Ultra Macro has a max aperture of F2.8 and a minimum aperture of F16.
Optical Formula
Venus 25mm F2.8 2.5-5X Ultra Macro's optical formula consists of 8 elements in 6 groups . Special elements used in this design is 1 low-dispersion element.
Lens Hood
Venus 25mm F2.8 2.5-5X Ultra Macro doesn't come with a lens hood.
Body Colour
Venus 25mm F2.8 2.5-5X Ultra Macro is available in Black color.
Popular Comparisons of Venus 25mm F2.8 2.5-5X Ultra Macro
Here are the eight most popular comparisons of the Venus 25mm F2.8 2.5-5X Ultra Macro amongst Camera Decision readers.
Top Alternatives of Venus 25mm F2.8 2.5-5X Ultra Macro Lens
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