25.4mm Beam Splitter Prism Experimental Teaching Instrument Semi-transparent Semi-reflective 1:1 Beam Splitter
Quick answer
Is $13.39 a good price for 25.4mm Beam Splitter Prism Experimental Teaching Instrument…?
It is the usual price, not a deal: $13.39 is in line with the typical price of $12.99 that DipScout measured over the last 7 days. Tracked since Oct 22, 2026, it ranged from $12.95 to $13.39.
$13.39
Today it costs $13.39 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $12.95 to $13.39. By our price history, it is not on sale right now.
No drop compared with what we observed over the last 7 days. The store advertises "was $13.80", 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$13.39highest ever seen
Lowest$12.95Oct 22 to Oct 23
Highest$13.39since Oct 29
Tracked since Oct 22 · 2 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 29, 05:08 UTC | $13.39 | +3% |
| Oct 23, 22:09 UTC | $12.99 | +0.3% |
| Oct 22, 18:18 UTC | $12.95 | start |
| Store | LDOPTIC Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Tools › Measurement & Analysis Instruments |
| Recorded readings | 3 |
| First seen | 10/22/2026 |
| Last reading | 10/29/2026, 5:08:28 AM UTC |