Select your 40x Magnification Microscope Objective from the list below 

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Product ID	Brand	Tube Length, Barrel size  & Thread Size	Grade	Special     Functions	Microscope Grade        Suitability	Specifications
Biological Upright Microscope Objectives
10001		160 mm  Narrow Barrel RMS	Achromatic	BF	Grade 2 or below	N.A 0.65 CC 0.17 mm W.D 0.64 mm
8220		160 mm RMS	Achromatic	BF	Grade 3 or below	N.A 0.65 CC 0.17 mm W.D 0.64 mm
6295		160 mm RMS	Achromatic	BF, Phase contrast	Grade 3 or below	N.A 0.65 CC 0.17 mm W.D 0.64 mm
UM1037B		Infinity RMS	Achromatic	BF	Grade 3 or below	N.A 0.65 CC 0.17 mm W.D 0.775 mm
0898		Infinity RMS	Economy Plan Achromatic	BF	Grade 3 or below	N.A 0.66 CC 0.17 mm
6332		160 mm RMS	Semi Plan Achromatic	BF	Grade 4 or below	N.A 0.65 CC 0.17 mm W.D 0.6 mm
10018		Infinity RMS	Semi Plan Achromatic	BF	Grade 4 or below	N.A 0.65 CC 0.17 mm W.D 0.64 mm
6271		160 mm RMS	Plan Achromatic	BF	Grade 5 or below	N.A 0.65 CC 0.17 mm W.D 0.56 mm
8961		Infinity RMS	Plan Achromatic	BF	Grade 5 or below	N.A 0.65 CC 0.17 mm W.D 0.66 mm
6318		160 mm RMS	Plan Achromatic	BF, Phase contrast	Grade 5 or below	N.A 0.65 CC 0.17 mm W.D 0.56 mm
8442		Infinity RMS	Plan Achromatic	BF, Phase contrast	Grade 6 or below	N.A 0.65 CC 0.17 mm W.D 0.66 mm
Biological Inverted Microscope Objectives
10012		160 mm RMS	Plan Achromatic	BF, Long working distance	Grade 5 or below	N.A 0.6 CC 1.2 mm W.D 3.32 mm
0386		160 mm RMS	Plan Achromatic	BF, Phase contrast, Long working distance	Grade 5 or below	N.A 0.6 CC 1.2 mm W.D 3.32 mm
6301		Infinity RMS	Plan Achromatic	BF, Phase contrast, Long working distance	Grade 5 or below	N.A 0.6 CC 1.5 mm
9143		Infinity RMS	Plan Achromatic	BF, Phase contrast, Long working distance	Grade 6 or below	N.A 0.6 CC 1.2 mm W.D 3.5 mm
Biological Upright Fluorescence Microscope Objectives
10044		160 mm RMS	Plan Achromatic	BF, Fluorite, Glycerine	Grade 6 or below	N.A 1.0 CC 0.17 mm
10030		160 mm RMS	Semi Plan APOchromatic	BF, Fluorite	Grade 7 or below	N.A 1.0 CC 0.17 mm W.D 0.246 mm
0045		Infinity RMS	Semi Plan APOchromatic	BF, Fluorite	Grade 8 or below	N.A 0.85 CC 0.17 mm W.D 0.42 mm
Biological Inverted Fluorescence Microscope Objectives
Materials Upright Microscope Objectives
10022		160 mm RMS	Semi Plan Achromatic	BF	Grade 5 or below	N.A 0.65 NCC W.D 0.55 mm
7384		160 mm RMS	Plan Achromatic	BF, Long working  distance	Grade 5 or below	N.A 0.6 NCC W.D 3.73 mm
8336		Infinity RMS	Plan Achromatic	BF, Long working  distance	Grade 5 or below	N.A 0.6 NCC W.D 3.98 mm
0178		Infinity Wide barrel M26	Plan Achromatic	BF, DF, Long working distance	Grade 5 or below	N.A 0.6 NCC W.D 3.0 mm
Materials Inverted Microscope Objectives
Polarising Microscope Objectives
1045		160 mm RMS	Achromatic	BF, Polarising	Grade 3 or below
10046		Infinity Black barrel RMS	Achromatic	Prior, BF, Polarising	Grade 3 or below	N.A 0.65 CC 0.17 mm
0156		160 mm RMS	Plan Achromatic	BF, Polarising	Grade 5 or below	N.A 0.65 CC 0.17 mm W.D 0.56 mm
0940		Infinity RMS	Plan Achromatic	BF, Polarising	Grade 5 or below	NCC 0.17 mm
0215		160 mm RMS	Plan Achromatic	BF, Polarising, Long working  distance	Grade 5 or below	N.A 0.6 NCC W.D 3.73 mm
7735		Infinity RMS	Plan Achromatic	BF, POL, Long working distance	Grade 5 or below	N.A 0.65 CC 0.17 mm
7872		Infinity RMS	Plan Achromatic	BF, POL, Long working distance	Grade 5 or below	N.A 0.6 NCC W.D 3.98 mm