ZLY Technology KD-8518C 85mm

★★★★☆ 4.1 (1,859)

The 85mm f/1.8 prime lens features a fully manual focus design with 6 rounded aperture blades and an internal focus mechanism, delivering precise control and smooth bokeh. Its hybrid aspherical element and ultra multi-coating reduce aberrations and glare, while the 448g weight makes it a portable option for Nikon F-mount DSLRs. This lens suits photographers who prioritize hands-on shooting and want an affordable, lightweight telephoto for macro or creative portrait work, though it lacks weather sealing and electronic contacts.

Focal length 85mm
Aperture f/85
Mount Canon RF
stabilization Yes
Weight 499 g
af type manual focus only
lens type telephoto
ZLY Technology KD-8518C 85mm lens
38 Overall Score
Also available in:

Snapshot

The 30-Second Version

Cheap 85mm that's actually a decent macro lens but a terrible portrait lens. Manual focus only, harsh bokeh, and a portrait score that'll make you wince.

Pros & Cons

Pros

  • Dirt cheap for an 85mm prime 92nd
  • Surprisingly strong macro performance 79th
  • Built-in stabilization helps with manual focus 69th
  • All metal build feels more expensive than it is

Cons

  • Manual focus only, no electronic contacts
  • Portrait score is one of the worst we've seen
  • Bokeh is harsh and busy, not creamy
  • No weather sealing

What owners think

The Word on the Street

4.1/5 (1859 reviews)
👍 Buyers are pleasantly surprised by the image quality for the price, especially for macro work.
👎 A common complaint is the stiff focus ring out of the box, with some units needing force to loosen up.
🤔 Several owners mention the manual focus learning curve, but some actually enjoy the challenge.

The proof

Performance

The macro score is the one bright spot here, landing in the 93rd percentile. That's genuinely surprising for a lens this cheap. The 85mm minimum focus distance and 6-blade aperture give you some real close-up potential. But the aperture and bokeh scores are dead last, 1st percentile. That f/1.8 max aperture sounds fast, but the 6-blade diaphragm and basic optical design mean the background blur is harsh and busy, not the dreamy stuff you see in marketing photos. Stabilization is solid at the 80th percentile, which helps with manual focus at 85mm.

Performance Percentiles

AF 14.8
Bokeh 0.6
Build 33.9
Macro 91.8
Optical 39.3
Aperture 0.8
Versatility 33.2
Social Proof 69
Stabilization 79.3

Specifications

Full Specifications

Optics

Type Telephoto
Focal Length Min 85
Focal Length Max 85
Elements 6
Groups 6
Aspherical Elements 1
Coating ultra multi-coating (UMC)

Aperture

Max Aperture f/85
Min Aperture f/1.8
Constant Yes
Diaphragm Blades 6

Build

Mount Canon RF
Format full-frame
Weight 0.5 kg / 1.1 lbs

AF & Stabilization

AF Type manual focus only
Stabilization Yes

Focus

Min Focus Distance 85

vs Competition

The Sony E PZ 16-50mm and Canon EF-S 55-250mm are both zooms, so they're not direct competitors, but they show what you give up for this price. The Viltrox Air 25mm f/1.7 Z and Sigma 16mm f/1.4 are wider and have autofocus, which makes them far more practical for everyday shooting. The KD-8518C only makes sense if you specifically need an 85mm focal length and you're willing to work for every shot.

Spec ZLY Technology KD-8518C 85mm Tamron Di III VC 28-300mm f/4-7.1 VXD Nikon NIKKOR 20059 Sony E PZ 16-50mm f/3.5-5.6 OSS Canon EF-S 18-135mm f/3.5-5.6 IS USM Panasonic LUMIX S S-R2060
Focal Length 85mm 28-300mm 18-55mm 16-50mm 18-135mm 20-60mm
Max Aperture f/85 f/4 f/3.5 f/3.5 f/3.5 f/3.5
Mount Canon RF Sony E Nikon F Sony E Canon EF-S L-Mount
Stabilization true true true true true false
Weather Sealed false true false true false true
Weight (g) 499 590 205 107 515 350
AF Type manual focus only VXD linear motor pulse stepping motor Autofocus NANO USM stepping motor
Lens Type telephoto zoom zoom zoom zoom zoom
Compare Compare Compare Compare Compare
Product AFBokehBuildMacroOpticalApertureVersatilitySocial ProofStabilization
ZLY Technology KD-8518C 85mm 14.80.633.991.839.30.833.26979.3
Tamron Di III VC 28-300mm f/4-7.1 VXD Compare 97.783.362.983.296.370.797.950.579.3
Nikon NIKKOR 20059 Compare 84.681.183.695.354.482.582.886.292.3
Sony E PZ 16-50mm f/3.5-5.6 OSS Compare 53.881.19841.266.682.583.480.892.3
Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare 93.181.147.739.681.782.595.876.692.3
Panasonic LUMIX S S-R2060 Compare 84.68980.265.177.982.581.872.234.4

Price

Value & Pricing

At $92 to $97 USD, this is one of the cheapest ways to get an 85mm prime on RF mount. But cheap doesn't mean good value. The portrait performance is so weak that you're basically paying for a macro lens with a portrait focal length. If you want an 85mm for actual portraits, save your money for something with autofocus and better optics.

From €137 1 offer across 1 retailer
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We started tracking prices for this product on Jul 18, 2026. The chart appears once we have more data.

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Overview

The ZLY Technology KD-8518C is a dirt cheap 85mm f/1.8 manual focus lens for Canon RF bodies. It's the kind of lens you buy when you want that creamy portrait look without spending Canon money. But here's the thing: it's fully manual, has no electronic contacts, and our database puts its portrait score at a rough 18.9 out of 100. That's not a typo. This is a niche tool for people who enjoy the process of focusing, not for anyone who needs to nail a moving subject.

Common Questions

Q: Will this lens work on my Canon R50?

Yes, it's RF mount, so it'll physically fit. But you need to switch your camera to full manual mode and enable 'Release shutter without lens' in the menu, or you'll get a 'no lens' error.

Q: Is this good for portraits?

Honestly, no. The bokeh is harsh and the manual focus makes it tough to nail sharp eyes. It's better as a cheap macro lens.

Q: Does it have image stabilization?

Yes, it has stabilization built in, which is rare at this price and helps a lot with manual focus at 85mm.

Who Should Skip This

If you're looking for a portrait lens with autofocus, this isn't it. Go get a used Canon RF 85mm f/2 or adapt an EF 85mm f/1.8 instead. If you want something that just works out of the box, this manual focus lens will drive you nuts.

Verdict

Skip it unless you're a manual focus enthusiast who wants a cheap macro lens. The portrait performance is a real letdown, and the lack of autofocus makes this a frustrating lens for most people. If you're serious about portraits on RF mount, save up for a used Canon RF 85mm f/2 or adapt an EF 85mm f/1.8 with autofocus.

Usage Scores

Macro (56.9)Overall (37.6)Budget (30.5)Street (20.3)Travel (27.9)Portrait (17.9)Landscape (30.1)Professional (24.5)Video Cinema (26.7)Wildlife Sports (21.9)

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