• 
    
  • <strike id="aquq6"></strike>
    • 首頁
    •  
    • 產(chǎn)品
    •  
    • 雙凹透鏡
     
    雙凹透鏡

     

    The Double Concave Lenses present an identical concave surface on both sides of the lens.They have a negative focal length and are useful for 1:1 imaging and in multielement systems.

    Specifications:
    Material:----------------------------------------------N-BK7, Fused Silica, N-SF10, Silicon, Ge,CaF2, etc.
    Diameter Tolerance:----------------------------+0.0/-0.15mm
    Focal Length Tolerance (mm):---------------+/-2%
    Centration:-----------------------------------------<3 arc minutes
    Clear Aperture:------------------------------------>85%
    Surface Figure (per 25mm@632.8nm)----<1.5λ
    IRR ( @632.8nm)--------------------------------<λ/4
    Surface Quality:-----------------------------------60/40
    Protected Bevel:---------------------------------<0.25mmx45deg
    Coating:--------------------------------------------uncoated, AR, HR, PR Coating, etc.

    N-BK7 Double Concave Lens

    Design wavelength: 546.1nm Design Index:1.5183 ± 0.0005

    Part No.
    f (mm)
    dia (mm)
    R1=R2 (mm)
    t c (mm)
    t e (mm)
    Fb (mm)
    Illustration
    DCV1201
    -25.0
    12.7
    26.25
    2.0
    3.6
    -25.7
     
    DCV1202
    -30.0
    12.7
    31.44
    2.0
    3.3
    -30.7
    DCV1203
    -40.0
    12.7
    41.80
    2.0
    3.0
    -40.7
    DCV1204
    -50.0
    12.7
    52.17
    2.0
    2.8
    -50.7
    DCV1301
    -25.0
    25.0
    26.25
    2.0
    8.6
    -25.7
    DCV1302
    -35.0
    25.4
    36.62
    2.0
    6.5
    -35.7
    DCV1303
    -50.0
    25.4
    52.17
    2.0
    5.1
    -50.7
    DCV1305
    -75.0
    25.4
    78.09
    2.0
    4.1
    -75.7
    DCV1306
    -100.0
    25.4
    104.00
    2.0
    3.6
    -100.7


    Fused silica Double Concave Lens
    Design wavelength: 546.1nm Design Index:1.46008

    Part No.
    F (mm)
    f(mm)
    R1=R2(mm)
    Tc
    Te
    Fb
    Illustrationc
    BCV2001
    6.0
    15.0
    14.03
    1.5
    2.15
    15.50
     
     
     
     
     
     
     
     
     
     
     
     
     
     
    BCV2002
    6.0
    30.0
    27.84
    1.5
    1.82
    30.51
    BCV2101
    12.7
    15.0
    14.11
    2.0
    5.02
    15.67
    BCV2102
    12.7
    20.0
    18.71
    2.0
    4.22
    20.67
    BCV2103
    12.7
    25.0
    23.32
    2.0
    3.76
    25.68
    BCV2104
    12.7
    30.0
    27.92
    2.0
    3.46
    30.68
    BCV2105
    12.7
    40.0
    37.12
    2.0
    3.09
    40.68
    BCV2201
    25.4
    25.0
    23.32
    2.0
    9.52
    25.68
    BCV2202
    35.4
    35.0
    32.52
    2.0
    7.17
    35.68
    BCV2203
    25.4
    50.0
    46.32
    2.0
    5.55
    50.68
    BCV2204
    25.4
    75.0
    69.33
    2.0
    4.35
    75.69
    BCV2205
    25.4
    100.0
    92.33
    2.0
    3.76
    100.68
    BCV2206
    25.4
    150.0
    138.34
    2.0
    3.17
    150.68
    BCV2207
    25.4
    200.0
    184.35
    2.0
    2.88
    200.69
    BCV2208
    25.4
    250.0
    230.36
    2.0
    2.70
    250.69
    BCV2209
    25.4
    300.0
    276.36
    2.0
    2.58
    300.68
    BCV2210
    25.4
    500.0
    460.40
    2.0
    2.35
    500.69
    BCV2211
    25.4
    1000.0
    920.48
    2.0
    2.18
    1000.69
    BCV2301
    38.0
    50.0
    46.48
    3.0
    11.12
    51.02
    BCV2302
    38.0
    100.0
    92.49
    3.0
    6.95
    101.03
    BCV2303
    38.0
    150.0
    138.50
    3.0
    5.62
    151.03
    BCV2304
    38.0
    200.0
    184.50
    3.0
    4.96
    201.02
    BCV2305
    38.0
    350.0
    322.53
    3.0
    4.13
    351.03
    BCV2306
    38.0
    500.0
    460.55
    3.0
    3.78
    501.02
    BCV2307
    38.0
    750.0
    690.59
    3.0
    3.52
    751.02
    BCV2308
    38.0
    1000.0
    920.64
    3.0
    3.39
    1001.04

     

    Note: Other sizes, material are available upon request.
    The ones with Silicon, Ge,CaF2 material pls kindly refer to IR OPTICS section.


       PDF to download

     
    主站蜘蛛池模板: 亚洲AV无码精品国产成人| 免费A级毛视频| 国产精品三级在线观看| 久久噜噜噜久久亚洲va久| 男插女高潮一区二区| 国产成人综合日韩精品婷婷九月| 97人洗澡从澡人人爽人人模| 小明天天看成人免费看| 亚洲AV成人片色在线观看高潮| 欧美高清69hd| 亚洲色欲色欲综合网站| 精品中文字幕乱码一区二区| 国产精品99精品久久免费| 一个人看的www日本高清视频 | 无码精品尤物一区二区三区| 亚洲欧美在线精品一区二区| 老司机精品视频在线观看| 国产精品一区二区欧美视频| 91传媒蜜桃香蕉在线观看| 成人污视频在线观看| 久久久精品2019中文字幕2020| 欧美日韩国产欧美| 午夜宅男在线永久免费观看网 | 欧美日韩激情在线| 公用玩物(np双xing总受)by单唯安| 国产caowo13在线观看一女4男| 国产精品成人网站| www好男人精品视频在线观看| 日本道色综合久久影院| 亚洲欧美综合国产不卡| 精品水蜜桃久久久久久久| 国产欧美在线一区二区三区| aaaaaa级特色特黄的毛片| 扒丝袜永久网址pisiwa| 亚洲a无码综合a国产av中文| 男人j进女人p免费视频| 国产在线无码精品电影网| 色五五月五月开| 国产福利在线观看极品美女| 999国产精品999久久久久久| 开心五月激情综合婷婷|