# Medium cover for telescopes and binoculars Delta Optical DO-6921

**URL:** https://aio.lv/en/product--oem-do-6921--11023084
**Data updated:** 2026-04-14 14:17 (EEST)
**Category:** Telescopes
**Manufacturer:** OEM
**Manufacturer code:** DO-6921
**EAN:** 5901691669215
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 66.99 €
**Prices and availability valid until:** 2026-07-10 23:59
**Price without VAT (21%):** 55.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-do-6921--11023084

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 18.06.2026 | free |
| Pickup points | 25.06.2026 | 1.99 EUR |
| Courier delivery to door | 25.06.2026 | 4.99 EUR |

## Summary description

Protective medium cover Delta Optical DO-6921 designed for telescopes and binoculars. Provides dust and light protection when optical instruments are not in use. Compact and easy to fit, it helps keep lenses and housings clean during storage and transport. Suitable for hobbyists and field observers who need a simple protective solution.

## Long description

Delta Optical DO-6921 medium cover is a protective accessory designed to shield telescopes and binoculars from dust, incidental light and minor surface contact when the instruments are not in use. The cover is compact and easy to fit, providing a simple barrier that helps preserve optical surfaces and housings during storage and transport. It is intended as a practical solution for hobbyists, amateur astronomers and field observers who need basic protection between observation sessions.
Advantages
The medium cover offers straightforward protection without adding significant bulk or weight. Its shape and materials are chosen to fit common mid-sized optical tubes and spotting scopes, enabling rapid attachment and removal. By reducing dust accumulation and blocking stray light, it helps maintain image quality and reduces the need for frequent cleaning of lenses and barrels.
Suitable for
 Mid-sized refractors, reflectors and spotting scopes
 Binoculars with medium objective housings
 Storage in cabinets, cases or on tripods during transport
 Field observers and hobbyists needing a compact protective cover
When it may not be suitable
The Delta Optical medium cover is not intended as a weatherproof solution; it does not provide sealed protection against heavy rain or immersion. For permanently mounted or large-aperture telescopes and for situations requiring full environmental sealing, a purpose-built waterproof cover or enclosure will be more appropriate.
Key specifications
 Type: medium protective cover for optics
 Primary function: dust and stray light protection
 Fit: designed for mid-sized optical tubes and binocular housings
 Portability: compact and lightweight for easy packing
 Material properties: flexible protective fabric designed to minimize abrasion
How to use
Fit the cover over the objective end or the optical tube so it fully encloses the exposed lens and adjacent housing. Ensure the cover is seated evenly around the circumference to prevent gaps that admit dust or light. Remove the cover before observation and store it in a dry place when not required. Regularly inspect the interior of the cover for debris and clean it gently if necessary to avoid transferring particles to optical surfaces.
What to consider before purchase
 Confirm the physical dimensions of your telescope or binocular objective to ensure a proper fit
 Decide whether basic dust/light protection meets your needs or if you require weatherproofing
 Consider storage and transport habits to choose the appropriate portability and material
Usage recommendations
Use this cover as part of routine equipment care: place it on the instrument immediately after cooling down and before packing, and remove it only in clean environments to minimize dust transfer. For extended outdoor storage or severe weather exposure, supplement with a waterproof outer cover or store equipment indoors.

## FAQ

### How much does the Cover Delta Optical DO-6921 for telescopes and binoculars cost, and is it available for purchase?

The price is 66.99 € (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 18.06.2026 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/11023084/65910623_large.webp