Your next buying step
OttLite Study LED Desk Lamp
Model: CS20580W · US configuration
Your choices from the finder
Review the product, then choose a seller
Compare offers for this model
This blue CS20580W assessment scenario covers its documented tabletop base and flexible neck; the page does not publish a numeric Ra value or measured desk coverage.
Search this model on Amazon ↗Compare the exact model, package, seller, current price and return terms. Search results can include other versions.
As an Amazon Associate I earn from qualifying purchases. This is an affiliate link.
Assessment scenario: Tabletop support for a flexible-neck study lamp
An assessment scenario requiring only a documented tabletop-base arrangement. The CS20580W study lamp is discussed here as one flexible-neck option; its neck and three brightness steps are model facts, not extra questionnaire answers or proof of the visitor’s intent.
Explore this buying guide ↗Why consider this model?
- OttLite identifies the exact blue code CS20580W and lists a 12.5-inch flexible silicone neck with a 7.5-to-15-inch height range.
- The exact-code instructions document a tabletop setup, three touch-selected brightness levels and a supplied AC adapter.
- The manufacturer describes a diffuser and ClearSun technology; those statements are not independent performance or comfort measurements.
Tradeoffs to weigh
- The reviewed product page and manual do not state a numeric CRI, so the model cannot meet an essential Ra 95 filter on current evidence.
- No lumen output, center illuminance or 500-lux width is published; the diffuser description is not a quantified coverage map.
- The manual warns against overextending the neck and says the integrated source is nonreplaceable; the lamp is indoor-only and outlet-dependent.
Check these before ordering
- Match the blue finish and exact SKU CS20580W; this assessment is not for a similarly named OttLite study or task lamp.
- Confirm the exact offer contains its own matching adapter rated 13.2 V DC / 0.28 A output; do not substitute the Dimmable lamp’s 27 V adapter.
- Check the 5-inch base diameter, height and neck positioning against the actual desk; the listed neck length does not establish the lit area.