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Celestron

Celestron f/6.3 Reducer-Corrector Lens for Schmidt-Cassegrain Telescopes

✅ In stock ⭐ Lowest price we've tracked
F
Grade
💤 Not a Deal
24/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$147.89
Listed $199.95
Save $52.06 26% OFF
Analysis Confidence 83%
Check Deal at Amazon
Price verified Sep 4, 2026 1:13 PM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal
  • 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
  • 💰The current price sits right around what this item typically fetches.
  • 🏷️A 26% cut from the official retail price adds further appeal.
  • 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
  • ➡️Pricing has held fairly steady, with no strong push in either direction.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 0/22
Market Standing 0/20
Deal Strength 20/20
Momentum 4/10

📝 Product Overview

🏪 Sold by Amazon.com
🚚 Shipping Free Shipping

Product Details

LIKE HAVING TWO TELESCOPES IN ONE: Your long focal length Schmidt-Cassegrain is well suited to lunar and planetary work. Add the Reducer Corrector and you have a short focal length telescope perfect for deep sky observing and astrophotography.
REDUCES FOCAL LENGTH AND F/RATIO BY 37%: Simply thread the reducer onto your telescopes rear cell and an f/10 Schmidt-Cassegrain becomes f/6.3. An f/11 instrument becomes f/7.
COMPATIBLE WITH ALL YOUR ACCESSORIES: Once the reducer is installed, you can add accessories like a T-Adapter, visual back, star diagonal or off-axis guider as usual.
GREAT FOR TERRESTRIAL DIGISCOPING: The faster f/ratio allows you to shoot in dimmer lighting conditions and still properly expose your subject. This fully multi-coated lens provides maximum light transmission with near full-field illumination.
UNBEATABLE WARRANTY & SUPPORT: Buy with confidence from Celestron, a leading telescope brand in California since 1960. Your purchase includes a 2-Year US Warranty and unlimited support from our team of US-based experts.

⚙️ Specifications

Brand
Celestron
Optical Tube Length
10.5 centimeters
Eye Piece Lens Description
Plossl
Objective Lens Diameter
20 centimeters
Telescope Mount Description
Equatorial Mount
Product Dimensions
2"D x 2"W x 2"H
Focus Type
Manual Focus
Finderscope
Reflex
Item Weight
150 Grams
Compatible Devices
Celestron Schmidt-Cassegrain telescopes (C5, C6, C8, C9.25, C11, C14)
ASIN
B00009XVHZ
F
$147.89
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