10x High Definition Close-Up Macro Lens for Pentax K-01 (58mm)

In this review of the 10x High Definition 2 Element Close-Up (Macro) Lens for Pentax K-01 (58mm) the bottom line is clear: this is a simple, low-cost way to turn an existing Pentax K-01 lens into a competent close-up rig. It is aimed at photographers who want easy, on-the-go macro capability without buying a dedicated macro lens. The single biggest reason to buy is the lens pairs a two-element achromatic design with fully multi-coated glass so you get improved close-up detail and reduced chromatic aberration when you screw it on like a filter.

Key Features

• High Definition Beveled Design: Preserves contrast and edge sharpness for close subjects so small details look clearer in final images.
• Two Element Achromatic Glass: Uses a high-index, low-dispersion 2 element design to reduce color fringing compared with a single-element diopter.
• Fully Multi-Coated Surfaces: Anti-reflection coatings cut flare and ghosting for better color and contrast under bright or backlit conditions.
• Threaded Mount: Screws onto a 58mm front thread like a filter for instant macro capability without changing lenses.
• Autofocus and Infrared Compatible: Works with high speed auto-focus systems and does not interfere with IR focusing aids on compatible cameras.

Who It's For

This accessory is best for hobbyist and enthusiast Pentax K-01 owners who already have one or more standard lenses with a 58mm thread and want a compact way to shoot flowers, product detail, or small subjects without investing in a dedicated macro lens. It is also useful as a lightweight field option for travel or street photographers who occasionally need tighter close-ups.

Photographers seeking the highest possible edge-to-edge sharpness, working at extreme magnifications or requiring focus stacking and superior working distance should consider a purpose-built macro lens instead. This close-up lens is an add-on diopter and will not match the working convenience of a long dedicated macro prime.

Pros & Cons

Pros

• Improves close-up reach quickly by adding +10 diopter power without changing lenses.
• Two-element achromatic design reduces chromatic aberration compared with simple single-element diopters.
• Fully multi-coated optics and anti-reflection treatment help preserve contrast and reduce flare.
• Threaded, filter-style installation is straightforward and portable.

Cons

• Limited working distance at +10 magnification, which can make lighting and composition more challenging.
• Will not replace the optical quality and flexibility of a dedicated macro lens for demanding studio work.

Specifications

Product Type	Close-up (diopter) lens
Magnification	+10
Optical Design	2 element achromatic high-index / low-dispersion glass
Coatings	Fully multi-coated with anti-reflection treatment
Mount / Thread Size	58mm threaded
Compatibility Notes	Designed for use on Pentax K-01 with lenses accepting 58mm filters

Our Verdict

The 10x High Definition two-element close-up lens for Pentax K-01 is a practical, low-cost option for photographers who want straightforward macro capability from existing 58mm lenses. It offers real optical benefits over simpler diopters thanks to its achromatic elements and multi-coatings, and it represents good value for casual macro work and field use. Serious macro specialists should still opt for a dedicated macro prime for critical studio or high-magnification tasks.

Frequently Asked Questions

Will this screw onto any lens?
It will mount on any lens that has a 58mm front filter thread; confirm your lens thread size before purchase.

Does it affect autofocus?
The design is compatible with high speed autofocus and should not prevent AF from functioning on supported cameras.

Is chromatic aberration eliminated?
The two-element achromatic design reduces color fringing compared with single-element diopters, but some aberration can remain at extreme edges or high magnification.