HAMAMATSU PHOTONICS K.K., Electron Tube Center

314-5, Shimokanzo, Toyooka-village, Iwata-gun, Shizuoka-ken, 438-0193, Japan, Telephone: (81)539/62-5248, Fax: (81)539/62-2205

U.S.A.: Hamamatsu Corporation: 360 Foothill Road, Bridgewater, N.J. 08807-0910, U.S.A., Telephone: (1)908-231-0960, Fax: (1)908-231-1218

Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49)8152-375-0, Fax: (49)8152-2658

France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: (33)1 69 53 71 00, Fax: (33)1 69 53 71 10

United Kingdom: Hamamatsu Photonics UK Limited: Lough Point, 2 Gladbeck Way, Windmill Hill, Enfield, Middlesex EN2 7JA, United Kingdom, Telephone: (44)181-367-3560, Fax: (44)181-367-6384

North Europe: Hamamatsu Photonics Norden AB: Färögatan 7, S-164-40 Kista, Sweden, Telephone: (46)8-703-29-50, Fax: (46)8-750-58-95

Italy: Hamamatsu Photonics Italia S.R.L.: Via Della Moia, 1/E 20020 Arese, (Milano), Italy, Telephone: (39)2-935 81 733, Fax: (39)2-935 81 741

TMCP1011E03

MAR. 1998. CR (9705)

Printed in Japan

ULTRA THIN MCP ASSEMBLY WITH CENTER HOLE F6589

Figure 1: Merit of Ultra Thin MCP Assembly with Center Hole

Figure 2: Dimensional Outline (Unit: mm)

ULTRA THIN TYPE

CONVENTIONAL TYPE

Detection efficiency of secondary Electrons is improved with a closed distance from

sample.

TMCPC0039EA





MCP-IN LEAD

ANODE LEAD

MCP-OUT LEAD 8

10

POLYIMIDE FILM (Less Than 0.1t)

ELECTRODE : COPPER

SUBSTRATE

(TITANIUM)

ø1

EFFECTIVE AREA

ø18

ø11

MCP (2 STAGE)

ANODE

(SUS-NM)

SUBSTRATE

PROTECTION ELECTRODE

FOR CHARGING-UP

(SAME POTENTIAL AS SUBSTRATE)

ø28

TMCPA0031EA

MCP

MCP

Secondary Electrons

Secondary Electrons

Stage

Sample

Sample

Stage

Electron

Electron