# Telescope Skywatcher BKMAK 102 OTA optical tube assembly, Maksutov–Cassegrain 102 mm aperture

**URL:** https://aio.lv/en/product--skywatcher-sw-3002--11024649
**Data updated:** 2026-03-07 18:13 (EET)
**Category:** Telescopes
**Manufacturer:** Skywatcher
**Manufacturer code:** SW-3002
**EAN:** 5901691604735
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 289.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 239.25 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--skywatcher-sw-3002--11024649

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 4.99 EUR |

## Summary description

Skywatcher BKMAK 102 OTA is an optical tube assembly designed for Maksutov–Cassegrain telescopes with a 102 mm aperture. As an OTA, it provides the primary optics—corrector, primary and secondary mirrors—and a focuser for attaching eyepieces or cameras. Suitable for planetary and lunar observation, portable deep-sky viewing and astrophotography when paired with a compatible mount.

## Long description

The Skywatcher BKMAK 102 OTA optical tube assembly is a Maksutov–Cassegrain optical tube with a 102 mm aperture designed to provide compact, high-contrast views of celestial objects. As an OTA, it contains the corrector lens and the primary and secondary mirrors, together with a focuser to attach eyepieces or imaging cameras. The optical layout of a Maksutov–Cassegrain offers a long effective focal length in a short tube, making this unit suitable for detailed observation of the Moon and planets and for portable astrophotography when mounted on a stable equatorial or alt-azimuth mount.
Advantages
The Maksutov–Cassegrain design delivers strong aberration correction and sharp, high-contrast images across a narrow to medium field of view. The 102 mm aperture balances light-gathering capability with portability, making the OTA easy to transport and integrate with a range of mounts. The included focuser accepts standard eyepieces and many camera adapters, enabling both visual use and imaging. The closed-tube optical layout reduces stray light and protects optics from dust and dew during outdoor observing sessions.
Suitable for
Planetary and lunar observation where high contrast and resolution are required
Portable deep-sky viewing of bright nebulae, star clusters and galaxies
Astrophotography of planets and bright deep-sky targets when paired with a stable mount
Amateur astronomers seeking a compact, transportable OTA for field use
Key specifications
Optical type: Maksutov–Cassegrain
Aperture: 102 mm
Closed-tube design to reduce stray light and protect optics
Integrated corrector lens with primary and secondary mirrors
Focuser compatible with standard eyepieces and camera adapters
Compact form factor with long effective focal length characteristic of catadioptric systems
How to use
Attach the OTA to a compatible mount using the provided mounting points or dovetail plate; ensure the mount can support the OTA weight and provide stable tracking for observational or imaging work. Fit an eyepiece into the focuser for visual observation or use a camera adapter to connect a suitable imaging sensor. Perform collimation checks and focus adjustments before starting an observing session. Allow the instrument to thermally equilibrate outdoors for improved image stability and reduce dew formation with expected precautions or dew heaters if observing in humid conditions.
Usage recommendations
Use this OTA with a stable equatorial or tracking alt-azimuth mount for best results in astrophotography; for visual planetary work, higher-power eyepieces and careful focusing will maximize detail. Transport the tube in a padded case and avoid rapid temperature changes to preserve optical alignment and performance.

## FAQ

### How much does the Telescope Skywatcher BKMAK 102 OTA cost, and is it available for purchase?

The price is 289.49 € (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 25.06.2026 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 Telescope Skywatcher BKMAK 102 OTA 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 Skywatcher 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 Skywatcher 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/11024649/61681671_large.webp