SVBONY SV550 APO Refractor Telescope Apochromatic Triplet 122mm F7 Telescope With Case Bag for Deep Sky Astrophotography
Telescope Wolves
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- Price: $1,717.99 USD
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Estimated Arrival: Between Dec 05 and Dec 19. United States
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Description
SVBONY SV550 APO Refractor Telescope - One Small Upgrade, One Giant Leap
The SV550 APO triplet refractor is a compact refractor with 122mm aperture, f/7 focal ratio and 854mm focal length, a great travel telescope for astrophotography and observation. The APO refractor is an absolutely upgraded version of the SV550 80mm. The refractor gathers more light, and offers more clear and detailed images, suitable for deep sky photography and observation, for galaxies, nebulae, star clusters and even some fainter deep sky objects, due to the higher limiting magnitude.
SV550 122 F7 APO Refractor Telescope for Deep Sky Astrophotography
The OTA weighs only 6.44kg/ 14.18lb, easy to carry out when fitting into the carrying case. The length of the dovetail is as high as 300mm, longer than the length of most dovetails. It can maintain the balance to the greatest extent, and it will be more convenient in the adjustment process. The entire tube rings have 26 screw holes + a mounting screw handle. Such tube rings with so many screw holes can be compatible with more equipment installations, like Smart WIFI device, guide scope, astronomy camera etc., meeting various needs of installations.

FPL51 Triplet > FPL53 Doublet - Just For Better Clarity
The SV550 122mm adopts a FPL-51 triplet apochromatic lens structure which contains one piece of ED glass. The triplet lens provides better correction of aberration and significantly reduces chromatic aberration and enhance the clarity and sharpness.
R&P Dual Speed Focuser
The gear ratio of the dual speed 2.5-inch toothed focuser is 1: 10, which makes it easy to achieve accurate focus. The dual speed focuser can provide two focusing speeds by using a set of co-axial knobs, for fast focusing and fine focusing.

Aluminium Alloy & CNC Machined
The SV550 refractor is designed with Aluminium Alloy & CNC Machined, which makes it have high quality for harsh environments and longer lifespan.
Compatible With 2-inch Interface & M63*1 Threads
The SV550 refractor is compatible with 2-inch and M63*1 accessories. The front is a 2-inch adapter for connecting a camera or 2-inch accessories; Rotating off the adapter, here threaded the M63*1 threads, for connecting the SV209 field flattener or other M63*1 accessories.

Lock Screw - Tighten The Lock To Prevent Focus Issue
The entire tube rings have 26 screw holes + a mounting screw handle. Such tube rings with so many screw holes can be compatible with more equipment installations, like Smart WIFI device, guide scope, astronomy camera etc., meeting various needs of installations.
For EAF Installation
This SV550 122 APO is compatible with EAF focuser. To install the EAF, first you should remove the screw completely as shown. Then look inside the hole and slowly rotate the focuser until you see another set screw inside the hole. This screw actually secures the focusing knob to the shaft. Insert a wrench and loosen this screw. Note that there may be two of these screws, so rotate the focusing shaft one turn to be sure. The focus knob will slide off after that.

The Overview of The APO SV550
- 1. A 122mm aperture upgraded-An aperture upgrade, a big step stride
- 2. FPL51 Triplet>FPL53 Doublet-Just for better clarity
- 3. Multifunctional ring tube-Unlock more measures, experience diverse pleasures

For Visual Observation & Astrophotography
The f/7 SV550 APO OTA Refratcor 122mm is a great travel telescope for both visual observation and astrophotography.

Learn more Collocation Schemes for SV550 122MM, Click https://www.svbony.com/blog/sets-for-sv550-122mm-visual-or-photography-svbony/
Features
In stock at the US local warehouse, delivered within 7 days!
- Large 122mm aperture; f/7 focal ratio and 854mm focal length; a great travel telescope for astrophotography and observation; and even some fainter deep sky objects due to the higher limiting magnitude;
- FPL-51 triplet apochromatic lens structure; the astro refractor telescope contains one piece of ED glass, for better correction of aberration, greatly reduce chromatic aberration and enhance the clarity & sharpness;
- Dual speed 2.5-inch toothed focuser with 1: 10 gear ratio; easy to achieve accurate focus; the dual speed focuser can provide two focusing speeds by using a set of co-axial knobs; for fast focusing and fine focusing;
- 300mm dovetail length; it can maintain the balance to the greatest extent; and more convenient in the adjustment process;
- Carrycase included; this telescope bag has a removable shoulder strap and hand-carry strap.
(Note: The bag is included in the OTA, so you needn't buy one separately. For extra accessories, pls choose our bundle set)
Review Video by @NebulaPhotos Unboxing Video
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Specifications
| Brand | SVBONY |
| Model | SV550 |
| Aperture | 122mm |
| Focal Length | 854mm |
| Focal Ratio | f/7 |
| ED Glass | FPL51 |
| Telescope Type | Refractor |
| Resolution | 1.15 arc seconds |
| Coatings | Fully Multi-coated |
| Tube Material | Aluminum |
| Focuser | 2.5" rack-and-pinion, dual speed (1/10) |
| Tube Travel | 87mm |
| Visual Limiting Magnitude | 12.3 |
| Lens Design | Apochromatic |
| Dovetail Plate Length | 300mm |
| Highest Useful Magnification | 244x |
| Additional Thread | M63x1 female thread for adaptions |
| Dew Shield Type | Retractable |
| Tube Outer Diameter | 154mm |
| Net Weight | 6440g/14.18lb |
| Gross Weight | 10000g |
Shipping & Returns
Order Shipment:
If your order is in stock and we process the charges to your credit card, it will ship within five business days from the date of your order. We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out. If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at shipping@telescopewolves.com.
Cancellations & Refunds:
All orders canceled after 48 hours are subject to a $20 administration fee, whether or not your order has shipped. If your order has shipped, you (the buyer) will also be responsible for actual return shipping charges. Refunds will only be issued to the original credit card that you use when placing your order.
Damages:
Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery. If your item(s) do arrive damaged, please send photos to shipping@telescopewolves.com and we will process an insurance claim on your behalf.
Price Match
We want you to spend your time focusing on the stars, not on the price.
If you find another online store that offers a lower price than us within six months of your purchase date please let us know and we will refund your original payment for the difference. We want you to feel confident that you are getting the absolute best price for the product you are ordering. If you find that our own website has a lower price for the same item you have ordered within six months of your purchase date, we will refund the difference as well.
To request your partial refund simply e-mail us a link to the same product on our website, or on our competitors website within six months from the date of your order and we will process the credit accordingly.
Our 100% Price Guarantee has some limitations:
- You must purchase the item from our website before requesting your Price Match Guarantee
- Promotions such as rebates and buy one, get one free offers are not eligible
- The item must be in stock on the competitors website
- The competitor must be an online store, they may not have a retail location
- The website can not be a discounter or auction website (ie; eBay, overstock, etc..)
- The competitor must be an Authorized Retailer of the product in question
- The Price Match Guarantee includes the item price and the shipping charges, it excludes sales tax
Not convinced yet? Check out all our amazing products here!
Warranty
Our Promise
We know you'll like the products we offer as much as we do- that's a Telescope Wolves Guarantee. In fact, if for any reason there is an issue with your products, please contact us upon receipt of your order with your order number and concern, and a member of our team will be happy to assist you from there.
Telescope Wolves will be happy to refund you the difference in price:
- if you find another online store that offers a lower price than us within six months of your purchase date, OR
- if you find that our own website has a lower price for the same item you have ordered within six months of your purchase date
Please consult our Price Match Guarantee for further details.
Product Warranty Policies
We also offer warranties from each of our partners (to ensure that you enjoy the products as much as we do).
Vixen's Warranty :
Vixen warranties its products to be free from initial defects in materials and workmanship for a specified period based on part type:
- Vixen Electronic Parts: Limited One Year Warranty
- Vixen Mechanical Parts: Limited Two Year Warranty
Interested? Shop for all of Vixen's products here.
Bresser's Warranty :
Bresser offers a limited USA one year warranty when product is registered within 60 days of purchase. Interested? Shop for all of Bresser's products here.
Explore Scientific's Warranty :
Explore Scientific offers a limited USA one year Warranty, which also converts to the Explore STAR Transferable Extended Life of the Product Warranty. Product must be registered within 60 days of purchase for this warranty to apply.
Interested? Shop for all of Explore Scientific's products here.
Daystar Filters's Warranty:
If used as directed, your DayStar filter is guaranteed for ten years. Should the filter become inoperative due to optical or mechanical failure, Daystar will repair the filter or replace it with an equivalent filter at no repair cost to the customer.
Under no circumstances shall a refund be issued:
- due to application issues or the buyer's lack of skills in application of the product
- Application of the DayStar product requires a degree of technical expertise specific to the exact product line, which is not common to other optical applications
- if the product’s technical application procedures are NOT followed properly and poor results are yielded
- Application procedures are posted on Daystar’s website and are stated in further detail in the client's operation manual
- due to buyer’s remorse
Goods are warranted to be in operative, working condition as stated in specifications of product at the time of delivery. Should the goods not meet these specifications, Telescope Wolves will put a request in on your behalf to repair or replace the goods with items which meet stated specifications of product.
- Goods shipped shall meet specifications stated by means of optical laboratory testing using independently verified spectrometer testing methods, visual inspection, and visual qualification of performance.
Interested? Shop for all of Daystar Filters's products here.
Hutech's Warranty:
Hutech offers a one year warranty on all its products.
Interested? Shop for all of Hutech's products here.
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