| Supported description | Focus ring, top, quartz, 200mm Repeated description |
|---|---|
| Material | Quartz Repeated as QTZ/quartz |
| Wafer size | 200mm Repeated context |
| Context | JEIDA Appears in multiple descriptions |
A process ring or chamber ring is a shaped consumable or fixture used around the wafer/process region.
Ring geometry and material affect plasma confinement, spacing, particle performance, and process repeatability.
Lightweight metal often anodized or coated for chamber use.
High-purity fused silica often used for plasma/thermal compatibility.
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.
No public documents were listed for this part when captured.
Prices and availability may change. Confirm details with the seller.
Observed public listing price, not an accepted sale amount.
eBay response captured — Checked Oct 10, 2026 16:12 UTC
Availability has not been rechecked; current availability is unknown.
Best Offer · Buy It Now
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No active-status direct listings are shown on this page.
Auction listing history. Direct marketplace listings are shown separately.
| Currency | Price basis | Records | Minimum | Maximum | Mean |
|---|---|---|---|---|---|
| USD | Observed public listing prices | 1 | 100.0000 | 100.0000 | 100.0000000000000000 |
Amounts without an established currency are retained in the history below and excluded from monetary comparisons. Bids, public listing prices and accepted amounts are distinct; no currency conversion is applied.
| Time recorded | Listing | Observation | Public price | Recorded acceptance |
|---|---|---|---|---|
| Mar 4, 2022 02:23 UTC | Lam Research 716-800842-005 Foc, Ring, Top, QTZ, 200mm, Jeida Used | Completed listing price | 308.18 (currency not captured) | Not established |
| Jan 27, 2019 20:34 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Jan 20, 2019 20:34 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Jan 13, 2019 20:33 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Jan 6, 2019 20:33 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Dec 30, 2018 20:33 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Dec 23, 2018 20:32 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Dec 16, 2018 20:31 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Dec 9, 2018 20:31 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 150 (currency not captured) | Not established |
| Dec 2, 2018 20:29 UTC | Lam Research Quartz Focus Ring 716-800842-005 | Completed listing price | 200 (currency not captured) | Not established |
| Dec 19, 2017 23:20 UTC | LAM Research 716-800842-005 Foc, Ring, Top, QTZ, 200mm, Jeida | Completed listing price | 200 (currency not captured) | Not established |
| Feb 8, 2014 19:00 UTC | LAM RESEARCH FOCUS,RING,TOP QTZ 200MM JEIDA 716-800842-005 | Completed listing price | 199 (currency not captured) | Not established |
| Dec 31, 2013 17:53 UTC | LAM RESEARCH FOCUS,RING,TOP QTZ 200MM JEIDA 716-800842-005 | Completed listing price | 199 (currency not captured) | Not established |
| Dec 1, 2013 17:24 UTC | LAM RESEARCH FOCUS,RING,TOP QTZ 200MM JEIDA 716-800842-005 | Completed listing price | 199.99 (currency not captured) | Not established |
| Oct 30, 2013 23:23 UTC | LAM RESEARCH FOCUS,RING,TOP QTZ 200MM JEIDA 716-800842-005 | Completed listing price | 199 (currency not captured) | Not established |
| Oct 23, 2013 20:23 UTC | LAM RESEARCH FOCUS,RING,TOP QTZ 200MM JEIDA 716-800842-005 | Completed listing price | 199 (currency not captured) | Not established |
| Oct 15, 2013 06:00 UTC | LAM RESEARCH FOCUS,RING,TOP QTZ 200MM JEIDA 716-800842-005 | Completed listing price | 199 (currency not captured) | Not established |
Public listing prices, direct recorded sale prices and recorded accepted Best Offer amounts remain distinct. Quantities are source estimates. No aggregate sales total or average is inferred.
Prices and availability may change. Confirm details with the seller.
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Best Offer lookup was not verified; no accepted-price claim is made.
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Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
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Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
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