# Binoculars Carson JR Series JR-842 8x 4.2 cm BaK-4 Black Green

**URL:** https://aio.lv/en/product--carson-optical-jr-842--11031353
**Data updated:** 2025-12-30 15:07 (EET)
**Category:** Binoculars
**Manufacturer:** carson optical
**Manufacturer code:** JR-842
**EAN:** 0750668012760
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 123.49 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 102.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--carson-optical-jr-842--11031353

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

The Carson JR Series JR-842 binoculars offer 8x magnification and a 4.2 cm objective diameter. With BaK-4 prisms, they provide clear and bright images. Compact design with dimensions of 160 mm width, 127 mm depth, and 50.8 mm height makes them ideal for outdoor activities like birdwatching and hiking.

## Long description

The Carson JR Series JR-842 8x42mm roof prism binoculars feature BaK-4 prisms and fully multi-coated optics to deliver clear, bright images. With 8x magnification and large 42 mm objective lenses, these binoculars gather ample light for good visibility in low-light conditions. The JR-842 model is O-ring sealed and nitrogen-purged for waterproof and fogproof performance, and its compact design and moderate weight make it suitable for outdoor activities such as hunting, birdwatching, hiking and fishing.
Advantages
BaK-4 prisms and fully multi-coated lenses improve contrast and reduce internal reflections for a sharper image. The 42 mm objectives increase light transmission, enhancing view brightness at dawn, dusk or under tree cover. O-ring sealing and nitrogen purging provide waterproof and fogproof reliability. A large, smooth-focus wheel allows precise focus adjustments, while an independent right-eye diopter lets users compensate for differences in eyesight.
Suitable for
 Birdwatching
 Hunting
 Hiking and trekking
 Fishing
 General outdoor observation
Key specifications
 Magnification: 8x
 Objective diameter: 42 mm
 Prism type: BaK-4
 Optics: Fully multi-coated
 Sealing: O-ring sealed, nitrogen purged (waterproof, fogproof)
 Weight: 0.616 kg
 Colors: Black, Green
 Manufacturer model: JR-842
How to use
Hold the binoculars with both hands and position the eyecups close to your eyes. Use the central focus wheel to bring objects into general focus. Then adjust the right-eye diopter to fine-tune focus for any difference in vision between your eyes. When not in use, keep the lens caps on and store the binoculars in a dry place. Follow any additional manufacturer instructions for cleaning and maintenance to preserve optical coatings.
Usage recommendations
For best low-light performance, allow your eyes to adapt to darkness before observation and use a steady posture or a support (tripod adapter if available) for extended viewing sessions. Wipe lenses with a soft microfiber cloth and use lens-cleaning solution when needed to avoid scratching the coatings.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Product colour | Black, Green |
| Magnification | 8 x |
| Objective diameter | 42 mm |
| Eye relief | 21 mm |
| Prism type | BaK-4 |
| Lens coating | Fully Multi Coated (FMC) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.616 kg |
| Height | 50.8 mm |
| Width | 160.02 mm |
| Depth | 127 mm |

## FAQ

### How much does the Binoculars Carson JR Series JR-842 cost, and is it available for purchase?

The price is 123.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 22.06.2026 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 Binoculars Carson JR Series JR-842 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 carson optical 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 carson optical 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: magnification, objective diameter, weight, prism type, 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/11031353/61689633_large.webp