Objective for UV（Original　Lens）
Model name BJ 151 BJ 153
Purpose of use / Feature UV
Magnification 20x 50x
NA 0.36 0.4
Perfocal Length 95mm
Imaging lens 200mm
Mechanical tube length ∞ (Infinite conjugate）
Use wavelength UV (266.532nm）
Finder coverage 24 (12)
ＷＤ 15mm 12mm
Mounting standard Φ26mmｘ36TPI

Objective for metal

  
Model name BJ 51 BJ 52 BJ 53 BJ 54 BJ 55
Purpose of use / Feature For metal
Magnification 5ｘ 10x 20x 50x 100x
NA 0.10 0.25 0.35 0.45 0.8
Perfocal Length 45mm
Imaging lens 180mm
Mechanical tube length ∞ (Infinite conjugate）
Use wavelength Visible wavelength
Finder coverage N/A
ＷＤ 22.5mm 19.0mm 11.5mm 10.0mm 3.4mm
Mounting standard Φ20.32mmｘ36TPI
 

Finite conjugate Objective for metal
Model name BJ 66 BJ 67
Purpose of use / Feature For metal
Magnification 20x 40x
NA 0.35 0.40
Perfocal Length 45mm
Imaging lens Discarded (Finite correction)
Mechanical tube length 210mm
Use wavelength Visible wavelength
Finder coverage N/A
ＷＤ 20mm 15mm
Mounting standard Φ20.32mmｘ36TPI
 

Finite conjugate objective for phase difference (contract manufacturing )
Model name BJ 70 BJ 71 BJ 72
Purpose of use / Feature For phase difference
Magnification 10ｘ 40x 60x
NA 0.25 0.65 0.80
Perfocal Length 45mm
Imaging lens Discarded (Finite correction)
Mechanical tube length 160mm
Use wavelength Visible wavelength
Finder coverage N / A
ＷＤ 6.20mm 0.60mm 0.25mm
Mounting standard Φ20.32mmｘ36TPI
 

Objective for NUV

Model name BJ 91 BJ 92
Purpose of use / Feature NUV
Magnification 20ｘ 50x
NA 0.40 0.42
Perfocal
Length		 95mm
Imaging lens 200mm
Mechanical tube length ∞ (Infinite Conjugate）
Use wavelength NUV (visible / 355nm)
Finder coverage 16（8.5) 16（4.2)
ＷＤ 15.6mm 13.3mm
Mounting standard Φ26mmｘ36TPI
BJ 93 Exclusive image formation lens for BJ91,Bj92　200mm
 

Hi NA Objective for metal (contract manufacturing)
Model name BJ 26 BJ 6１ BJ 36
Purpose of use / Feature Hi NA
Magnification 5ｘ 10x 20x
NA 0.225 0.450 0.6
Perfocal
Length		 95mm
Imaging lens 200mm
Mechanical tube length ∞ (Infinite Conjugate）
Use wavelength Visible wavelength
Finder coverage －
ＷＤ 34mm 19mm 13mm
Mounting standard Φ26x36TPI　
 

APO or Long Working
Distance Objective for metal
Model name BJ 130 BJ 131 BJ 41 BJ 101 BJ 132
Purpose of use / Feature APO、Long Working Distance
Magnification 2ｘ 5ｘ 10x 20x 50x
NA 0.055 0.14 0.30 0.42 0.55
Perfocal Length 95mm
Imaging lens 200mm
Mechanical tube length ∞ (Infinite Conjugate）
Use wavelength Visible wavelength
Finder coverage 24
ＷＤ 34mm 20mm 13mm
Mounting standard Φ26x36TPI　
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