H9319シリーズは、内蔵のマイクロプロセッサでカウントリニアリティ補正を行い、ランダムパルス入力時20 × 106 s-1まで計数損失±1 %以内で補償するフォトンカウンティングヘッドです。φ25 mm (1")ヘッドオン型光電子増倍管、フォトンカウンティング回路、高圧電源回路、カウンタ、マイクロプロセッサを内蔵しています。 RS-232Cインターフェースによりパソコンと接続し、コマンド操作で測定データの収集、積算時間、PMT印加電圧を設定することができます。出荷時に個々のPMTに最適なPMT印加電圧を設定してあり、コマンド操作で印加電圧を変更することも可能です。
|感度波長 (Short)||300 nm|
|感度波長 (Long)||650 nm|
|感度波長 (Peak)||420 nm|
|外形寸法 (W x H x D)||φ35 x 120.0 mm|
|計数感度 at 300 nm Typ.||2.3 x 105 s-1・pW-1|
|計数感度 at 400 nm Typ.||4.1 x 105 s-1・pW-1|
|計数感度 at 500 nm Typ.||3.4 x 105 s-1・pW-1|
|計数感度 at 600 nm Typ.||5.7 x 104 s-1・pW-1|
|カウントリニアリティ||2.0 x 107 s-1|
|ダークカウント Typ.||150 s-1|
|ダークカウント Max.||300 s-1|
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