Nigbati o ba pinnu laarin lẹnsi plano-convex ati lẹnsi bi-convex, mejeeji ti o fa ina isẹlẹ ijamba lati ṣajọpọ, o jẹ deede diẹ sii lati yan lẹnsi plano-convex ti o ba jẹ pe magnification pipe ti o fẹ jẹ boya kere ju 0.2 tabi tobi ju 5. Laarin awọn iye meji wọnyi, awọn lẹnsi bi-convex ni gbogbogbo fẹ.
Ohun alumọni nfun ga gbona iba ina elekitiriki ati kekere iwuwo. Sibẹsibẹ o ni okun gbigba agbara ni 9 microns, ko dara fun lilo pẹlu awọn ohun elo gbigbe laser CO2. Paralight Optics nfunni Awọn lẹnsi Silicon (Si) Plano-Convex wa pẹlu iṣipopada AR àsopọmọBurọọdubandi ti iṣapeye fun iwọn iwoye 3 µm si 5 μm ti o wa ni ipamọ lori awọn aaye mejeeji. Yi bo gidigidi din awọn dada reflectance ti awọn sobusitireti, ti nso ga gbigbe ati pọọku gbigba lori gbogbo AR ti a bo ibiti o. Ṣayẹwo Awọn aworan fun awọn itọkasi rẹ.
Silikoni (Si)
Iwuwo Kekere & Imudara Gbona Giga
Ailokun tabi pẹlu Antireflection & Awọn aso DLC fun Ibiti 3 - 5 μm
Wa lati 15 to 1000 mm
Ohun elo sobusitireti
Silikoni (Si)
Iru
Plano-Concex (PCX) lẹnsi
Atọka ti Refraction
3.422 @ 4.58 μm
Nọmba Abbe (Vd)
Ko ṣe alaye
Olùsọdipúpọ̀ Ìmúgbòòrò gbóná (CTE)
2.6 x 10-6/ ni 20 ℃
Ifarada Opin
Itọkasi: + 0.00 / - 0.10mm | Ga konge: +0.00/-0.02mm
Ifarada Sisanra
Konge: +/- 0.10 mm | Ga konge: -0,02 mm
Ifarada Ipari Idojukọ
+/- 1%
Didara Dada (Scratch-Dig)
konge: 60-40 | Ga konge: 40-20
Ilẹ̀ Ilẹ̀ (Ẹgbẹ́ Plano)
λ/4
Agbara Dada Yiyi (Ipa Convex)
3 λ/4
Aiṣedeede Dada (Ti o ga si afonifoji)
λ/4
Ile-iṣẹ
Itọkasi:<3 arcmin | Itọkasi giga: <30 arcsec
Ko Iho
90% ti Opin
AR aso Ibiti
3-5 μm
Gbigbe lori Ibiti Ibo (@ 0° AOI)
Tavg> 98%
Iṣaro lori Ibiti Ibo (@ 0° AOI)
Ravg<1.25%
Design wefulenti
4µm
Alabajẹ Lesa
0,25 J/cm2(6 ns, 30 kHz, @3.3μm)