Optics
Holmarc offers different types of infinity corrected objectives for high quality imaging and focusing applications. These objectives can also be used in fiber coupling, spatial filtering, and microscopy applications. Plan achromatic objectives are best suited for Brightfield observation with transmitted illumination, while plan achromatic metallurgical objectives and Long working distance plan apochromatic objectives and suitable for both epi-scopic(reflected light) and transmitted illumination applications.
1. Plan Achromatic Objectives - Infinity corrected
| Model No. | HO-PA-MO4X | HO-PA-MO10X | HO-PA-MO20X | HO-PA-MO40X | HO-PA-MO60X | HO-PA-MO100X |
| Magnification | 4 X | 10 X | 20 X | 40 X | 60 X | 100 X (oil) |
| Numerical Aperture (NA) | 0.10 | 0.25 | 0.40 | 0.65 | 0.85 | 1.25 |
| Field Number (FN) | 20 mm | |||||
| Effective Focal Length (EFL) | 45 mm | 18 mm | 9 mm | 4.5 mm | 3 mm | 1.8 mm |
| Working Distance(WD) | 19.3 mm | 6.8 mm | 1.0 mm | 0.67 mm | 0.49 mm | 0.25 mm |
| Cover Glass | 0.17 mm | |||||
| Wavelength Range | 400 - 700 nm | |||||
| Threading | 0.8” x 36 TPI | |||||
| Price | ||||||
2. Plan Apochromatic Long Working Distance objectives - Infinity corrected
| Model No. | HO-PAPO-LWD2X | HO-PAPO-LWD5X | HO-PAPO-LWD10X | HO-PAPO-LWD20X | HO-PAPO-LWD50X |
| Magnification | 2 X | 5 X | 10 X | 20 X | 50 X |
| Numerical Aperture (NA) | 0.06 | 0.15 | 0.30 | 0.35 | 0.50 |
| Effective Focal Length (EFL) | 100 mm | 40 mm | 20 mm | 10 mm | 4 mm |
| Compatible Tube lens focal length | 200 mm | ||||
| Working Distance(WD) | 34 mm | 44 mm | 34 mm | 29 mm | 17 mm |
| Wavelength Range | 400 - 700 nm | ||||
| Mounting Thread | M26 x 0.706 | ||||
| Parfocal distance | 95 nm | ||||
| Price | |||||
3. Plan Achromatic Metallurgical objectives - Infinity corrected
| Model No. | HO-PA-EPI 5X | HO-PA-EPI 10X | HO-PA-EPI 20X | HO-PA-EPI 40X | HO-PA-EPI 60X | HO-PA-EPI 80X | HO-PA-EPI 100X |
| Magnification | 5 X | 10 X | 20 X | 40 X | 60 X | 80 X | 100 X |
| Numerical Aperture (NA) | 0.12 | 0.25 | 0.40 | 0.60 | 0.75 | 0.8 | 0.85 |
| Effective Focal Length (EFL) | 40 mm | 20 mm | 109 mm | 5 mm | 3.3 mm | 2.5 mm | 2 mm |
| Compatible Tube lens focal length | 200 mm | ||||||
| Working Distance(WD) | 26.4 mm | 20.2 mm | 8.8 mm | 3.98 mm | 1.22 mm | 1.25 mm | 0.45 mm |
| Wavelength Range | 400 - 700 nm | ||||||
| Mounting Thread | 0.8” x 36 TPI | ||||||
| Parfocal distance | 45 nm | ||||||
| Price | |||||||
Established in 1993, Holmarc Opto-Mechatronics Ltd manufactures variety of scientific and engineering instruments for research, industry and education.
ISO 9001:2015 Made in INDIA
CIN : L33125KL1993PLC006984
GST No : 32AAACH9492C1ZQ
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H.M.T. P.O, Kalamassery, Kochi
Kerala, India - 683 503
+91 920-719-7772 / 6 / 1
sales@holmarc.com
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