ʻO N-BK7 ka lei aliʻi borosilicate aniani aniani i hoʻohana nui ʻia i ka ʻike a me ka spectrum NIR, koho maʻamau i kēlā me kēia manawa ʻaʻole pono nā pono hou o UV fused silica (ʻo ia hoʻi, ka hoʻouna maikaʻi ʻana i ka UV a me ka coefficient haʻahaʻa o ka hoʻonui wela) ʻaʻole pono. Hoʻohana paʻa mākou i ka mea like Kina o CDGM H-K9L e pani iā N-BK7.
Hāʻawi ʻo Paralight Optics i nā lens Bi-Convex N-BK7 (CDGM H-K9L) me nā koho o ka uhi ʻole ʻia a i ʻole kā mākou pale antireflection (AR), e hōʻemi ana i ka nui o ka mālamalama i ʻike ʻia mai kēlā me kēia ʻili o ka lens. No ka mea, ma kahi o 4% o ka malamalama hanana i ʻike ʻia ma kēlā me kēia ʻili o kahi substrate i uhi ʻole ʻia, hoʻomaikaʻi ka hoʻohana ʻana i kā mākou uhi uhi multi-layer AR kiʻekiʻe i ka hoʻouna ʻana, he mea nui ia i nā noi haʻahaʻa haʻahaʻa, a pale i nā hopena maikaʻi ʻole (e laʻa, nā kiʻi ʻuhane) pili me nā noʻonoʻo lehulehu. Loaʻa nā optics me nā uhi AR i hoʻopaʻa ʻia no ka laulā spectral o 350 – 700 nm, 650 – 1050 nm, 1050 – 1700 nm i waiho ʻia ma nā ʻaoʻao ʻelua. Hoʻemi nui kēia uhi ʻana i ka noʻonoʻo ʻana o ka ʻili kiʻekiʻe o ka substrate ma lalo o 0.5% no kēlā me kēia ʻili, e hāʻawi ana i ka neʻe kiʻekiʻe kiʻekiʻe ma waena o ka laulima uhi AR holoʻokoʻa no nā kihi o ka hanana (AOL) ma waena o 0° a me 30° (0.5 NA), No nā optics i manaʻo ʻia. e hoʻohana ʻia ma nā kihi hanana nui, e noʻonoʻo e hoʻohana i kahi uhi maʻamau i hoʻopaʻa ʻia ma kahi kihi 45° o ka hopena; ʻO kēia ka uhi maʻamau mai 25 ° a 52 °. Loaʻa ka hoʻopili maʻamau o 0.25% o nā uhi ākea ākea. E nānā i nā kiʻi ma lalo no kāu mau kuhikuhi.
CDGM H-K9L
330 nm - 2.1 μm (Kahu ʻole)
Uncoated a i ʻole me AR Coatings a i ʻole laina laser V-Coating o 633nm, 780nm a i ʻole 532/1064nm
Loaʻa mai 10.0 mm a 1.0 m
No ka hoʻohana ʻana i nā Conjugates Finite
Maikaʻi no nā noi kiʻi palena palena
Mea Papahana
N-BK7 (CDGM H-K9L)
ʻAno
Nānā Plano-Convex (PCV).
Papa kuhikuhi o ka Hoʻopololei (nd)
1.5168
Helu Abbe (Vd)
64.20
ʻO ka Coefficient Hoʻonui Thermal (CTE)
7.1 x 10-6/℃
Hoʻomanawanui anawaena
Pono: +0.00/-0.10mm | Kiekie Kiekie: +0.00/-0.02mm
Hoʻomanawanui mānoanoa
Pono: +/-0.10 mm | Pono Kiʻekiʻe: +/-0.02 mm
Hoʻomanawanui lōʻihi
+/- 1%
ʻAno ʻili (Scratch-Dig)
Pono: 60-40 | Kūlana Kiʻekiʻe: 40-20
ʻO ka ʻili palahalaha (ʻaoʻao Plano)
λ/4
Mana Ili Poʻo (ʻaoʻao Convex)
3 λ/4
Kūlike ʻole o ka ʻili (Peak to Valley)
λ/4
Ke kikowaena
pololei:<3 arcmin | Kiekie Kiekie: <30 arcsec
Mākaʻikaʻi Aperture
90% o ke Anawaena
AR Lahui
E ʻike i ka wehewehe ʻana ma luna
Ka hoʻouna ʻana ma luna o ka laulā uhi (@ 0° AOI)
Kaumaha > 92% / 97% / 97%
ʻO ka noʻonoʻo ʻana ma luna o ka laulā uhi (@ 0° AOI)
ʻO Ravg< 0.25%
Ka lōʻihi o ka nalu
587.6 nm
Paepae Poino Laser
>7.5 J/cm2(10ns,10Hz,@532nm)