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FF 45mm F2.8 ULTRA MACRO 1-5X APO / FF 17.5mm F1.7 ULTRA MACRO

Aksen series (1–5x and 5–10x) redefines high-magnification macro shooting by eliminating the hassles of traditional lenses. Its groundbreaking parfocal zoom and internal zoom mechanism, the Aksen series has a fixed working distance, meaning you can fluidly scale your shot without needing to reposition your camera or disrupt the lighting setup.With APO design, the Aksen series provides extremely sharp image and captures more details and texture.

Black
Pentax K
M4/3
Fujifilm X
Nikon F
PL
L mount
Canon RF
Nikon Z
Sony E
Canon EF

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Fixed Working Distance


This fixed working distance means you can keep the same lighting setup, framing and composition, making shooting ultra macro easier than ever.

1-5X Magnification range with 40.35mm working distance; 5-10X Magnification range with 22.48mm working distance.


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Parfocal Design


The Aksen's focus remains locked on the subject whether you zoom in or out. Zoom freely from 1X to 5X or 5X to 10X without moving your camera or subject — your entire setup stays perfectly in position.


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 APO Design


The Aksen series uses a sophisticated APO design to eliminate Chromatic aberration, provide ultra sharp image with clinical precision and zero wavelength divergence.


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Coaxia Version (Optional on 5-10x)


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10 Levels of Macro


Reveal the full spectrum of microscopic details invisible to the naked eye — perfectly suited for wildlife photography, product macro imaging, scientific documentation, and creative cinematic close-up cinematography.


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Additional Tripod Collar 


The optional lens collar allows users to mount len directly to tripod instead of camera, providing a vastly superior weight distribution and balance.


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PROFESSIONAL HOUSING


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Compact & Light


Weighing approximately 645g (1–5X) and 615g (5–10X) , these lenses achieve a fine balance between high-magnification stability and everyday portability — allowing creators to shoot freely in the field without being weighed down.


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Product specifications

Name FF 45mm F2.8 ULTRA MACRO 1-5X APO / 17.5mm F1.7 ULTRA MACRO 5-10X APO
Format FF
Focal Length 45mm / 17.5mm
Aperture Range f/2.8 - f/11 / f/1.7 - f/5.6
Lens Structure 13 elements in 9 groups / 17 elements in 12 groups
Aperture Blades 11
Min. Working Distance 40.35mm / 22.48mm
Max. Magnification 1X – 5X / 5X – 10X
Focus Type Manual (MF)
Front Diameter Ø56mm / Ø42mm
Dimensions E : Ø70.2x149.5mm / Ø70.2x156mm
Weight 646g / 618g (E Mount)
Mounts Sony E, Nikon Z, Canon RF, L mount, Nikon F, Canon EF, Fuji X, MFT

MTF

Optical Chart

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Honor

Optional goods of the same type