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Telescope Focus Mask, 2mm Acrylic Bahtinov Mask Focusing Mask for Telescopes, 60 to 90mm, Focus Mask Plate for Astrophotography
✅ In stock
📉 Price recently dropped
D
Grade
Analysis Confidence
59%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 20, 2026 1:56 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 🏷️The retail sticker price has been slashed by 95% — a steep markdown from the official listing.
- 📉A lower price did appear very recently, suggesting the market may revisit that level before long.
- 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.
How We Scored This Deal
Price Competitiveness
11.34/28
Recent Value
0/22
Market Standing
16.77/20
Deal Strength
1.5/20
Momentum
10/10
📝 Product Overview
🏪 Sold by
Ruiqzhi
🚚 Shipping
Free Shipping
Product Details
✓Wide Range of Applications: Works with all types of telescopes, mirrors, refractors, for Dobsonians, for Mak Cas and for , all you need to do is measure your telescope tube size and choose the appropriate mask size.
✓Bahtinov Masks Function: The mask takes the guesswork out of focusing and even overcomes vision conditions to give your telescope the best focus quickly and easily.
✓3 Metal Posts: The mask grips the telescope tube gently and firmly with three metal posts. These metal posts come with scratch silicone covers to your telescope This prevents slippage while keeping the mask perfectly centered.
✓Post Installation and Lightweight Design: Thanks to this 3 post mount, the mask remains centered while fitting a wider range of telescopes. The bahtinov focus mask for telescopes is lightweight so you won't upset the balance of the scope.
✓Applicable Size: The outer diameter of the bahtinov mask supports the telescope objective lens in the range of 60‑90mm (there is a 1‑2mm error in manual measurement).
⚙️ Specifications
Brand
Denash
Model Name
Denash4np9qyt15s
Objective Lens Diameter
9 centimeters
Telescope Mount Description
Altazimuth Mount
Product Dimensions
4.33"D x 4.33"W x 0.78"H
Focus Type
Manual Focus
Power Source
Manual Operation
Finderscope
Reflex
Item Weight
21 g
Compatible Devices
Camera, Smartphone
ASIN
B0D5BTTRQT