---
product_id: 731649158
title: "BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras"
brand: "benoison"
price: "7047798₫"
currency: VND
in_stock: true
reviews_count: 7
category: "Benoison"
url: https://www.desertcart.vn/products/731649158-benoison-telephoto-lens-420-800mm-ef-lens-for-canon-dslr
store_origin: VN
region: Vietnam
---

# 420-800mm super telephoto zoom Manual focus precision control EF/EF-S mount, no adapter needed BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras

**Brand:** benoison
**Price:** 7047798₫
**Availability:** ✅ In Stock

## Summary

> 🔭 Zoom beyond limits, focus on what matters.

## Quick Answers

- **What is this?** BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras by benoison
- **How much does it cost?** 7047798₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/731649158-benoison-telephoto-lens-420-800mm-ef-lens-for-canon-dslr)

## Best For

- benoison enthusiasts

## Why This Product

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

## Key Features

- • **Total manual mastery:** Full manual focus lets you fine-tune every shot like a pro, perfect for creative control enthusiasts.
- • **Reach the unreachable:** Massive 420-800mm zoom to capture distant wildlife and moon shots with stunning detail.
- • **Plug & play EF/EF-S mount:** Upgraded mount compatibility means no extra adapters—just snap it on your Canon DSLR and shoot.
- • **Affordable telephoto power:** Get near-OEM image quality at a fraction of the price—join the savvy photographers who know value.
- • **Built to last, built to perform:** Robust construction with high-quality materials ensures durability for your adventurous shoots.

## Overview

The BENOISON 420-800mm telephoto lens is a manual focus zoom lens designed for Canon DSLR cameras with EF/EF-S mounts. Offering a powerful focal range ideal for wildlife and moon photography, it features a fixed aperture range of f/8.3 to f/16 and a 62mm filter size. This durable lens requires manual focusing and operates without electronic contacts or autofocus, delivering excellent image quality at an accessible price point for serious hobbyists and professionals alike.

## Description

Telephoto Lens 420-800mm, EF Lens for Canon

Review: Good Image quality - Image quality is good (almost as good as 3rd party OEMs such as Tamron, Sigma). Very slight fringing can be observed at full zoom but not so noticeable. On an overall, Build and image quality is great for the price.
Review: Lens not working - Lens not at all working Please don’t buy …, waste of money

## Features

- 【Super Telephoto Lens】Manual focus telephoto lens, NOT original-lens, a focal length of 420-800mm and an aperture of F/8.3-16 (non-adjustable aperture value, f8.3 at 420mm and f16 at 800mm), filter size of 62mm, full frame, EF/EF-S mount, built with high-quality materials and robust construction, making them durable and long-lasting;
- 【Upgraded Version】Upgraded into an EF/EF-S mount, which can be mounted on Canon DSLR cameras without connecting the T adapter ring. For those who photograph wildlife or the moon as a hobby, this lens would be a great choice;
- 【EF/EF-S Mount Compatibility】Compatible with Canon EOS-1D Series, EOS-5D Series, EOS-6D Series, EOS-7D Series, EOS-10D to 90D Series, Rebel SL3 SL2 SL1(250D 200D 100D), Kiss/Rebel Series(Rebel T8i/850D T7i/800D T7/2000D T6/1300D T6s/760D T6i/750D T5i/700D T5/1200D T4i/650D T3i/600D T3/1100D T2i/550D T1i/500D) 4000D 3000D 1500D etc DSLR cameras. Not for camera M-series and R-series mirrorless cameras;
- 【Manual Focus】The lens has a focus ring located near the front. Manually rotate this focus ring to adjust the focus. Turn the ring slowly until the subject you want to focus on appears sharp and clear;
- 【NO electronic contacts and No Autofocus Motor】Manual lenses lack electronic contacts, so you need to use our lens in Mode M. On manual lenses, the camera may display F00 because it doesn't have direct access to the aperture value.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DCW3DMT2 |
| Best Sellers Rank | #58,949 in Electronics ( See Top 100 in Electronics ) #49 in DSLR Camera Lenses |
| Box Contents | Lens Cleaning Cloth, Telephoto Lens, User Manual |
| Brand | BENOISON |
| Brand Name | BENOISON |
| Camera Lens | Manual focus 420-800mm telephoto lens |
| Camera Lens Description | Manual focus 420-800mm telephoto lens |
| Colour | Black |
| Compatible Camera Models | for Canon 10D-90D Series, for Canon 1D/5D/6D/7D Series, for Canon 40000D 3000D 1500D Series, for Canon Rebel Series |
| Compatible Devices | For Canon DSLR Cameras |
| Compatible Mountings | Canon EF |
| Country of Origin | USA |
| Customer Reviews | 4.1 out of 5 stars 395 Reviews |
| Exposure Control Type | Manual |
| Fixed Focal Length | 420 Millimetres |
| Focal Length Description | 420-800mm |
| Focus Type | Manual Focus |
| Image Stabilization Type | No image stabilization |
| Lens | Telephoto |
| Lens Design | Zoom |
| Lens Mount | Canon EF |
| Lens Type | Telephoto |
| Manufacturer | BENOISON |
| Manufacturer Part Number | 420C-B-EF |
| Maximum Aperture | 8.3 f |
| Maximum Focal Length | 800 Millimeters |
| Maximum Focal Length Unit of Measure | 800 Millimeters |
| Media Type | ProductImage |
| Minimum Aperture | 16 f |
| Minimum Focal Length | 420 Millimeters |
| Photo Filter Size | 62 Millimeters |
| Real Angle Of View | 5 Degrees |
| Water Resistance Level | Not Water Resistant |
| Zoom Ratio | 1.9 |

## Product Details

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

## Images

![BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras - Image 1](https://m.media-amazon.com/images/I/61S-7kV92YL.jpg)
![BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras - Image 2](https://m.media-amazon.com/images/I/71yBTsEsNSL.jpg)
![BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras - Image 3](https://m.media-amazon.com/images/I/710JGD9oTAL.jpg)
![BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras - Image 4](https://m.media-amazon.com/images/I/71rsPFV-QxL.jpg)
![BENOISON Telephoto Lens 420-800mm, EF Lens for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 T6s T6i 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR Cameras - Image 5](https://m.media-amazon.com/images/I/710Tr3Pzp-L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good Image quality
*by A***. on 17 December 2025*

Image quality is good (almost as good as 3rd party OEMs such as Tamron, Sigma). Very slight fringing can be observed at full zoom but not so noticeable. On an overall, Build and image quality is great for the price.

### ⭐ Lens not working
*by R***R on 21 January 2026*

Lens not at all working Please don’t buy …, waste of money

### ⭐ Nein
*by M***N on 15 February 2025*

Leider nicht und den Artikel kann ich nicht zurück Geben...Das ist ganz Misserabel

## Frequently Bought Together

- BENOISON Telephoto Lens for Canon - EF Lens 420-800mm for Canon DSLR, Manual Focus MF Zoom Lens for Canon EOS Rebel SL3 SL2 SL1 T8i T7i T7 T6 4000D 1500D 90D 80D 77D 70D 60D 7D 6D 5D 1D DSLR
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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-06-06*