---
product_id: 655530972
title: "EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White)"
brand: "lightdow"
price: "A$159"
currency: AUD
in_stock: true
reviews_count: 8
category: "Lightdow"
url: https://www.desertcart.com.au/products/655530972-ef-ef-s-420-800mm-f8-3-telephoto-zoom-lens
store_origin: AU
region: Australia
---

# 420-800mm ultra-telephoto zoom Fully manual focus precision Durable metal frame build EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White)

**Brand:** lightdow
**Price:** A$159
**Availability:** ✅ In Stock

## Summary

> 🔭 Zoom into the extraordinary — see what others miss!

## Quick Answers

- **What is this?** EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) by lightdow
- **How much does it cost?** A$159 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/655530972-ef-ef-s-420-800mm-f8-3-telephoto-zoom-lens)

## Best For

- lightdow enthusiasts

## Why This Product

- Trusted lightdow brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Robust metal construction ensures reliability on every shoot.
- • **Master Your Focus:** Experience ultimate control with fully manual focus and a large focus ring.
- • **Capture the Unseen:** Ideal for wildlife, moon, and sports photography with sharp, flare-minimized optics.
- • **Reach Beyond Limits:** Zoom from 420mm to 800mm for breathtaking distant shots.
- • **Seamless Canon Compatibility:** Perfectly fits Canon EF/EF-S mount cameras from Rebel series to 1D X Mark III.

## Overview

The EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens is a fully manual focus lens designed for Canon EF and EF-S mount DSLR cameras. Featuring a powerful 420-800mm zoom range, durable metal construction, and advanced UMC coating to reduce flare and aberrations, it delivers sharp, detailed images of distant subjects. Compatible with a wide range of Canon models, this lens is perfect for photographers seeking precision control and exceptional reach in wildlife, sports, and astrophotography.

## Description

desertcart.com : EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) : Electronics

Review: Great product - I love the product! Good quality, not plastic its a metal framing, affordable, fit my camera perfectly, a little heavy but still easy to hold. All around amazing product
Review: A good buy! - Simple and robust lens. I was amazed how sharp pictures are. For the price paid it's a good buy!

## Features

- [Easy-to-Use Warm Tips] - Fully manual lens has no electronic contacts for focusing. Switch the camera to full manual (M) mode immediately after installation, otherwise the "no lens" error may be triggered; If the error still occurs, you need to enable the "Release shutter without lens" option in the camera menu.
- [Manual Focus Experience] - Tailored for photographers who pursue the ultimate, the 420-800mm F8.3 lens adopts a fully manual focus design, requiring photographers to carefully adjust parameters such as shutter speed, ISO and aperture before shooting.
- [Telephoto Zoom Lens] - Features include precision manual focus with a large focus ring design and an internal focus mechanism, UMC technology to minimize aberrations and flare. The aperture automatically adjusts based on focal length (f/8.3 at 420mm, f/16 at 800mm), and it is compatible with 62mm filters and EF/EF-S mounts.
- [Compatibility with Canon EF/EF-S Mount] - Lightdow 420-800mm f8.3 telephoto lens is perfectly compatible with for Canon EOS Rebel T8i/T7i/T7/T6s/T6i/T6/T5i/T5/T4i/T3i/T3/T2i/T1i/XSi/XS/SL3/SL2/SL1(100D) & Digital Rebel/XTi/XT/T100(4000D) & EOS 90D/80D/77D/70D/60D/50D/40D/30D/20D/10D/7D Mark II/7D/6D Mark II/6D/5DS R/5DS/5D Mark IV/5D Mark III/5D Mark II/5D & EOS-1D X Mark III/1D X Mark II/1D X/1Ds Mark III/1Ds Mark II/1Ds/1D Mark IV/1D Mark III/1D Mark II/Mark II N/1D.
- [Capture Capabilities] - 420-800mm manual focus telephoto lens excels at capturing detailed images of distant subjects, effectively bringing remote objects closer. It is ideal for photographing the moon, wildlife, birds, buildings, airplanes, landscapes, and more. The aperture range is F8.3-16, and it automatically adjusts with the focal length. Consequently, the camera cannot set the aperture value of the manual lens, resulting in the display of F00/F-- on the camera.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9N4115F |
| Best Sellers Rank | #32 in SLR Camera Lenses |
| Brand | lightdow |
| Built-In Media | 1 x 420-800mm F8.3 Telephoto Zoom Lens, 1 x Cleaning Cloth + User Manual, 1 x Lens Front/Back Cover, 1 x Lens Hood + Lens Bag, 1 x T-Mount Adapter |
| Camera Lens | Manual focus 420-800mm telephoto lens |
| Camera Lens Description | Manual focus 420-800mm telephoto lens |
| Compatible Camera Models | Canon EOS 7D-6D-5D Mark II/6D/5DS R/5D Mark IV-III, Canon EOS 90D/80D/77D/70D/60D/50D/40D/30D/20D/10D, Canon EOS Rebel T1i/XSi/XS/SL3/SL2/SL1/XTi/XT/T100, Canon EOS Rebel T8i-7i/T7-6-5-3/T6i-5i/T4i-3i-2i, Canon EOS-1D X Mark III-II/1Ds Mark III-II |
| Compatible Camera Mount | Canon EF, Canon EF-S |
| Compatible Mountings | Canon EF, Canon EF-S |
| Customer Reviews | 4.0 out of 5 stars 270 Reviews |
| Focal Length Description | 420-800mm |
| Focus Type | Manual Focus |
| Image stabilization | Digital |
| Item Height | 6.2 centimeters |
| Lens | Telephoto |
| Lens Design | Zoom |
| Lens Fixed Focal Length | 420 Millimeters |
| Lens Mount | Canon EF, Canon EF-S |
| Lens Type | Telephoto |
| Manufacturer | ZLY Technology |
| Maximum Aperture | 8.3 f |
| Maximum Focal Length | 800 |
| Minimum Aperture | 16 f |
| Minimum Focal Length | 420 |
| Model Name | EF/EF-S 420-800mm F8.3 |
| Photo Filter Size | 62 Millimeters |
| Real Angle Of View | 5 Degrees |
| Warranty Description | 1 year manufacture warranty |
| Zoom Ratio | 1.91:1 |

## Product Details

- **Brand:** lightdow
- **Camera Lens Description:** Manual focus 420-800mm telephoto lens
- **Compatible Mountings:** Canon EF, Canon EF-S
- **Focal Length Description:** 420-800mm
- **Lens Type:** Telephoto

## Images

![EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) - Image 1](https://m.media-amazon.com/images/I/615O8D-OZ1L.jpg)
![EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) - Image 2](https://m.media-amazon.com/images/I/71IHagMybVL.jpg)
![EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) - Image 3](https://m.media-amazon.com/images/I/71d3Zog3MdL.jpg)
![EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) - Image 4](https://m.media-amazon.com/images/I/71dok+vGv3L.jpg)
![EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens(MF) for Canon EOS Rebel T8i/T7i/T7/T6i/T5/T3i/T2i/XSi/SL3/SL2/T100/90D/80D/70D/50D/5D Mark IV/6D II/7D II/1D X III II-Manual Focus DSLR Cameras Lenses(White) - Image 5](https://m.media-amazon.com/images/I/71e6PWKG1uL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Why are my photos out of focus and very blurry?**
A: Before taking a picture,turn the focus ring on the lens body to focus.If the image is still blurry,we recommend using a tripod,shutter release cable,and time-lapse function to stabilize the image.

**Q: Why I can not press the shutter after attaching the lens?**
A: Our 420-800mm lens is a manual focus lens without electronic contacts,so please set your camera to M mode.

**Q: What is the filter size for this 420-800mm telephoto lens?**
A: The filter size is 62mm

**Q: Why is the aperture value not displayed?**
A: This is a fully manual lens with no electronic communication with the camera body,and the aperture varies with the focal length of the lens.Therefore,the camera typically cannot display the F-number

**Q: If the picture is too dark, it can be remedied by**
A: Reduce the shutter speed from 1/500 sec. to 1/100 sec. or slower, such as 1/50 sec. Increase the ISO number from ISO 100 to ISO 200/400/800, etc. Switching positions to allow more ambient light to enter the camera's imaging sensor through the lens.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by D***T on January 5, 2026*

I love the product! Good quality, not plastic its a metal framing, affordable, fit my camera perfectly, a little heavy but still easy to hold. All around amazing product

### ⭐⭐⭐⭐⭐ A good buy!
*by B***N on December 17, 2025*

Simple and robust lens. I was amazed how sharp pictures are. For the price paid it's a good buy!

### ⭐ Don’t Buy!!!
*by N***Z on December 5, 2025*

Do not recommend as it doesn’t work properly. I have tried multiple settings on my camera and no luck getting it to focus correctly.

## Frequently Bought Together

- Lightdow Telephoto Lens 420-800mm F/8.3 for Canon EF Manual Telephoto Zoom Lens for Canon EOS Rebel T8i T7 T7i T6 T6s T6i T5 T5i T4i T3i T3 T2i T1i 250D 750D 760D 1200D 1300D 2000D DSLR Cameras
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**Shop now:** [https://www.desertcart.com.au/products/655530972-ef-ef-s-420-800mm-f8-3-telephoto-zoom-lens](https://www.desertcart.com.au/products/655530972-ef-ef-s-420-800mm-f8-3-telephoto-zoom-lens)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-24*