JPH01152247U - - Google Patents

Info

Publication number
JPH01152247U
JPH01152247U JP4887788U JP4887788U JPH01152247U JP H01152247 U JPH01152247 U JP H01152247U JP 4887788 U JP4887788 U JP 4887788U JP 4887788 U JP4887788 U JP 4887788U JP H01152247 U JPH01152247 U JP H01152247U
Authority
JP
Japan
Prior art keywords
slit
lamp
wall
sample chamber
dust
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP4887788U
Other languages
English (en)
Other versions
JPH0633408Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP4887788U priority Critical patent/JPH0633408Y2/ja
Publication of JPH01152247U publication Critical patent/JPH01152247U/ja
Application granted granted Critical
Publication of JPH0633408Y2 publication Critical patent/JPH0633408Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す図であり、第
2図aは本考案の他の一実施例を示す図であり、
bは図aの断面図である。 1……筐体、2……ランプ、3……集光レンズ
、4……スリツト、5……光束、6……光吸収部
材、7……拡大鏡、8……試料取入口、9……観
察口、10……接眼レンズ、11……対物レンズ
、12……仕切板、13……試料室、14……集
光点、15……開閉蓋、16……側面、17……
穴、18……板、19……前部筐体、20……後
部筐体、21……試料取入口。

Claims (1)

    【実用新案登録請求の範囲】
  1. 筐体1の内部をスリツト4を有する仕切板12
    で仕切り、一方の側にランプ2、集光レンズ3を
    設け、他方の側にスリツト4を通してランプ2の
    光を集光して試料室13を形成し、集光点に浮遊
    する紛塵を試料室13の壁面に設けた拡大鏡7に
    よつて観察する粉塵目視装置において、前記試料
    室13の内壁を正反射性黒色部材で形成したこと
    を特徴とする粉塵目視装置。
JP4887788U 1988-04-12 1988-04-12 粉塵目視装置 Expired - Lifetime JPH0633408Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4887788U JPH0633408Y2 (ja) 1988-04-12 1988-04-12 粉塵目視装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4887788U JPH0633408Y2 (ja) 1988-04-12 1988-04-12 粉塵目視装置

Publications (2)

Publication Number Publication Date
JPH01152247U true JPH01152247U (ja) 1989-10-20
JPH0633408Y2 JPH0633408Y2 (ja) 1994-08-31

Family

ID=31275006

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4887788U Expired - Lifetime JPH0633408Y2 (ja) 1988-04-12 1988-04-12 粉塵目視装置

Country Status (1)

Country Link
JP (1) JPH0633408Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006189337A (ja) * 2005-01-06 2006-07-20 Fuji Electric Systems Co Ltd 微粒子測定装置
JP2010207711A (ja) * 2009-03-10 2010-09-24 Panasonic Corp 空気清浄機
JP2014130167A (ja) * 2014-04-09 2014-07-10 Shin Nippon Air Technol Co Ltd パーティクル濃度測定装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006189337A (ja) * 2005-01-06 2006-07-20 Fuji Electric Systems Co Ltd 微粒子測定装置
JP2010207711A (ja) * 2009-03-10 2010-09-24 Panasonic Corp 空気清浄機
JP2014130167A (ja) * 2014-04-09 2014-07-10 Shin Nippon Air Technol Co Ltd パーティクル濃度測定装置

Also Published As

Publication number Publication date
JPH0633408Y2 (ja) 1994-08-31

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