Diffraction Grating 80/300/600/1000/1200/1600 Line 2mm Transmission Grating Spectrophotometer Optical Teaching Experiment
Quick answer
Is $13.85 a good price for Diffraction Grating 80/300/600/1000/1200/1600 Line 2mm Transmission…?
It is the usual price, not a deal: $13.85 is in line with the typical price of $13.79 that DipScout measured over the last 11 days. Tracked since Oct 21, 2026, it ranged from $12.45 to $13.85.
$13.85
Today it costs $13.85 on AliExpress. Since Oct 21, 2026, when we started tracking it, it ranged from $12.45 to $13.85. By our price history, it is not on sale right now.
No drop compared with what we observed over the last 11 days. The store advertises "was $28.85", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Today$13.85highest ever seen
Lowest$12.45Oct 21 to Oct 23
Highest$13.85since Oct 30
Tracked since Oct 21 · 3 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 30, 21:04 UTC | $13.85 | +0.2% |
| Oct 29, 18:04 UTC | $13.82 | +0.2% |
| Oct 23, 09:04 UTC | $13.79 | +11% |
| Oct 21, 06:22 UTC | $12.45 | start |
| Store | Practical Home Department Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Tools › Measurement & Analysis Instruments |
| Recorded readings | 4 |
| First seen | |
| Last reading |