• 
    
  • <strike id="aquq6"></strike>
    • 首頁(yè)
    •  
    • 產(chǎn)品
    •  
    • 氟化鈣平凹透鏡
     
    氟化鈣平凹透鏡

     

    CaF2 Plano concave Lenses are made from CaF2 material. They present a concave surface and a plano surface. They have a negative focal length and are used for image reductinon or to spread light. These lenses diverge collimated incident light and form virtual images which are seen through the lens. They are often used to expand light or to increase focal lengths in existing systems.
    Specifications:
    Material:-----------------------------------------------------------CaF2
    Design Wavelength:----------------------------------------------1500nm,n=1.425
    Diameter Tolerance:----------------------------------------------+0.0/-0.15mm
    Focal Length Tolerance (mm):----------------------------------+/-2%
    Centration:---------------------------------------------------------<3 arc minutes
    Clear Aperture:---------------------------------------------------->85%
    Surface Figure:-----------------------------------------------------<λ/4@633nm
    Surface Quality:-----------------------------------------------------80/50
    Protected Bevel:---------------------------------------------------<0.25mmx45deg
    Coating:--------------------------------------------------------------uncoated

    Part No.
    F(mm)
    f(mm)
    R(mm)
    Tc(mm)
    Te(mm)
    Fb(mm)
    PCV4-201
    25.4
    -50.0
    21.31
    2.0
    6.2
    -51.4
    PCV4-202
    25.4
    -75.0
    31.96
    2.0
    4.6
    -76.4
    PCV4-203
    25.4
    -100.0
    42.63
    2.0
    3.9
    -101.4
    PCV4-204
    25.4
    -150.0
    63.94
    2.0
    3.3
    -151.4
    PCV4-205
    25.4
    -200.0
    85.25
    2.0
    2.95
    -201.4
    PCV4-206
    25.4
    -250.0
    106.56
    2.0
    2.75
    -251.4
    PCV4-207
    25.4
    -300.0
    127.88
    2.0
    2.6
    -301.4
    PCV4-208
    25.4
    -500.0
    213.13
    2.0
    2.4
    -501.4

     

    CaF2 Plano Concave Lens


       PDF to download

     
    主站蜘蛛池模板: 日本一区视频在线| 欧美综合成人网| 国产凌凌漆国语| 日本wwwxxxxx| 国产精品青青青高清在线| jazzjazz国产精品一区二区| 成人看片黄a免费看| 久久久影院亚洲精品| 最新国产在线观看福利| 亚洲国产成人久久| 欧美疯狂性受xxxxx喷水| 亚洲色四在线视频观看| 99久在线精品99re6视频| 日韩高清在线日韩大片观看网址| 亚洲欧美在线观看首页| 老司机在线精品| 国产亚洲第一页| 720lu国内自拍视频在线| 大胸美女洗澡扒奶衣挤奶| www.色综合| 成人中文字幕一区二区三区| 国产chinesehd精品酒店| 欧美欧洲性色老头老妇| 国产精品亚洲欧美一级久久精品 | 日韩经典欧美一区二区三区| 亚洲伊人久久网| 精品国产污污免费网站入口| 国产极品视觉盛宴| a毛片久久免费观看| 婷婷社区五月天| 久久国产精品亚洲综合| 毛片免费观看网站| 人人揉人人捏人人添| 男女啪啪激烈高潮喷出GIF免费| 再深点灬舒服灬太大了添学长| 精品无码三级在线观看视频| 同桌好舒服好粗好硬| 美女一级毛片免费观看| 四库影院永久在线精品| 美女羞羞视频免费网站| 啊轻点灬大ji巴太粗太长了欧美|