Is Canon EOS R100 and Canon EF 85mm F1.8 USM compatible?

Below you will find your chosen camera and lens. Click on the product name for more information.

Buy	Canon EOS R100 Released: 2023 Type: Mirrorless Sensor: APS-C (1.6x) 24 Megapixels 6000 x 4000 pixels
Buy	Canon EF 85mm F1.8 USM Released: 1992 Telephoto Prime Lens Focal Length: 85 mm Aperture: f/1,8

Can you combine these two?

Last updated: December 2024

This is the short answer:

The camera and lens you have chosen can be used together if you use the desired adapter.

You must use an EOS R adapter

This Canon lens is not part of the Canon EOS R-system but it can still be used with Canon EOS R cameras. To use this lens on this camera you need an adapter.

Canon Lens Mount Adapter EF-EOS R

Focal Length

The Canon camera has a sensor of type APS-C, a smaller version compared to a Full Frame sensor, which means that your experienced Focal length will be multiplied by 1.6x.

This lens has focal length:
85 mm

Since Canon EOS R100 does not have a Full Frame sensor the experience focal length you will experience will be:
136 mm

Read more about Crop factor

Total weight

When you are looking at a combination of a camera and a lens you must always consider the total weight. Each product weighs in at:

Canon EOS R100
356 gram

Canon EF 85mm F1.8 USM
425 gram

Together they have a total weight of 781 gram (equal to 1.72 lb).

Compatibility Check ID: 1600

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