# Eyepiece Skywatcher Zoom 7–21 mm 1.25-inch for telescopes, zoom eyepiece 7-21mm

**URL:** https://aio.lv/en/product--oem-sw-5907--11023025
**Data updated:** 2026-02-25 16:40 (EET)
**Category:** Telescopes
**Manufacturer:** OEM
**Manufacturer code:** SW-5907
**EAN:** 5901691601239
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 57.49 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 47.51 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-sw-5907--11023025

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

Skywatcher Zoom eyepiece 7–21 mm (1.25") is a variable focal length eyepiece for telescopes, offering continuous magnification adjustment from 7 to 21 mm. It fits 1.25-inch focuser tubes and allows quick changes in field of view without swapping eyepieces. Suitable for planetary and lunar observing, as well as general use where flexible magnification is needed.

## Long description

Skywatcher Zoom 7–21 mm 1.25-inch eyepiece is a variable focal length ocular designed for amateur and intermediate telescope users who need flexible magnification without changing eyepieces. The zoom mechanism provides continuous adjustment from 7 mm to 21 mm, fitting standard 1.25-inch (31.7 mm) focusers. This eyepiece is intended for planetary and lunar observation as well as general-purpose viewing where quick changes in field of view and image scale are required.
Advantages
The zoom eyepiece allows smooth, stepless transition between short and long focal lengths, reducing the need to carry multiple eyepieces. Its compatibility with 1.25-inch focusers makes it suitable for the majority of consumer telescopes. The single eyepiece solution speeds up observing sessions and simplifies equipment handling while preserving the ability to fine-tune magnification for different targets.
Suitable for
 Planetary and lunar observation
 Casual deep-sky viewing where changing magnification is helpful
 Field testing and public outreach sessions where quick adjustment is needed
 Beginner and intermediate users who prefer a compact eyepiece set
Key specifications
 Focal length: continuously variable from 7 mm to 21 mm
 Barrel diameter: 1.25 inches (31.7 mm) standard
 Optical format: zoom eyepiece for visual observation
 Use case: suitable for planetary, lunar and general observing
How to use
Insert the 1.25-inch barrel into the telescope focuser and secure it with the focuser thumbscrew. Start at the longer focal length (around 21 mm) to locate and center the target, then rotate the zoom ring to decrease focal length and increase magnification as needed. Allow a few seconds for your eye to adapt after each adjustment and refocus using the telescope focuser if necessary. Use slow, steady movements on the zoom ring to avoid sudden shifts in the field of view.
Usage recommendations
For best results, begin observations on low magnification to find targets and then increase magnification for detailed viewing. Combine the eyepiece with telescopes whose focal ratios suit higher magnifications for planetary or lunar detail. Avoid touching optical surfaces; clean lenses only with appropriate tools and techniques to preserve coatings and image quality.

## FAQ

### How much does the Skywatcher Zoom Eyepiece 7–21 mm 1.25" cost, and is it available for purchase?

The price is 57.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 29.06.2026 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. All transactions are 100% secure and encrypted.

### 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 OEM 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 OEM 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

## Image

https://aio.lv/img/cache/product/11023025/66712973_large.webp