# Lens Adapter Sigma MC-21

**URL:** https://aio.lv/en/product--sigma-mc-21--2080394
**Data updated:** 2025-12-29 10:35 (EET)
**Category:** Camera Lenses
**Manufacturer:** SIGMA
**Manufacturer code:** MC-21
**EAN:** 085126937232
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 244.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 202.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sigma-mc-21--2080394

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 19.06.2026 | free |
| Pickup points | 26.06.2026 | 1.99 EUR |
| Courier delivery to door | 26.06.2026 | 4.99 EUR |

## Summary description

The Sigma MC-21 lens adapter allows you to mount Canon EF lenses on L mount cameras. It features a robust black design and ensures seamless communication between the lens and camera body, maintaining autofocus and image stabilization. Ideal for photographers looking to expand their lens options without compromising on performance.

## Long description

The SIGMA MC-21 Lens Adapter enables the use of Canon EF-mount interchangeable lenses on L-mount camera bodies while preserving electronic communication between lens and camera. Constructed in a black finish, the adapter provides mechanical compatibility and maintains autofocus and image stabilisation functions where supported by the lens and camera combination.
Advantages
The adapter offers reliable lens-to-body mounting for Canon EF lenses on L-mount systems and preserves electronic control signals for aperture, autofocus and image stabilisation when supported. Its build in a black finish is designed for seamless integration with camera bodies and lenses. Using the adapter expands available lens options without requiring lens modification.
Suitable for
Photographers who own Canon EF lenses and use L-mount cameras
Users who need to expand lens choices without buying new lenses
Situations where maintaining autofocus and stabilisation is required (dependent on lens/camera compatibility)
Key specifications
Brand: SIGMA
Model: MC-21
Compatibility: Canon EF lenses to L-mount camera bodies
Colour: Black
MPN: MC-21
EAN: 085126937232
How to use
Attach the adapter to the L-mount camera body by aligning the mounting marks and rotating until it locks. Mount the Canon EF lens onto the adapter in the same way as attaching the lens to an EF camera. Power on the camera to enable electronic communication; confirm aperture control, autofocus and image stabilisation functionality in camera menus or by test shooting. To remove, press the mount release on the camera and rotate the adapter or lens as appropriate.
Usage recommendations
Confirm compatibility of specific Canon EF lenses with your L-mount camera model before use; some lens functions may be limited depending on lens firmware and camera body support. Handle mounts carefully to avoid dust ingress and store the adapter in a protective case when not in use.

## Specifications

| Feature | Value |
|---|---|
| Lens adapter mount interface | Canon EF |
| Adapting lens interface | L mount |

### Performance

| Feature | Value |
|---|---|
| Compatibility | Canon |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |

## FAQ

### How much does the Lens Adapter Sigma MC-21 cost, and is it available for purchase?

The price is 244.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 19.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Lens Adapter Sigma MC-21 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All SIGMA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized SIGMA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/2080394/65609160_large.webp