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Best Adjustable Objective

OMAX 40X-2500X LED Digital Trinocular Lab Compound Microscope with 5MP Camera and Mechanical Stage

  • Total magnification: 40X-100X-250X-400X-1000X-2500X.
  • Objective: achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
  • Sliding adjustable interpupillary distance: 2-3/16inch ~ 2-15/16inch(55mm ~ 75mm).
  • Ocular diopter adjustable on both eyetubes.
  • Stage: mechanical double layer size: 4-1/2inchx 4-15/16inch (115mm x 125mm).
  • Stage x-y stroke (travel range): 2-13/16inch x 1-3/16inch (70mm x 30mm).
  • Condenser and diaphragm: NA1.25 Abbe condenser with iris di....
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TOURBON Hunting Rifle Sling Leather Gun Strap with 308, 30-30, 30.06, 270 Cartridge Holder

  • Sweet 30-06 4X-12X, 40mm Adjustable Objective, with rings.
  • 1/4 MOA. 30/30 Reticle. Adjustable Objective Hunting Scope..
  • Fully Coated Glass Lenses. Shockproof. Waterproof. Fogproof..
  • W/E Adjustment Range: 35. Eye Relief: 3 Inches. FOV LOW @ 100' (ft): 40. FOV HIGH @ 100' (ft): 10. PARALLAX SETTING (yds): 7.5 to Inf..
  • Two-piece weaver style rings included. 1 inch aluminum tube. 1 Year Warranty..
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OMAX 40X-2000X Lab Trinocular Compound LED Microscope with 1.3MP Camera

  • Total magnification: 40X-80X-100X-200X-400X-800X-1000X-2000X.
  • Objective: achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
  • Sliding adjustable interpupillary distance: 2-3/16inch ~ 2-15/16inch(55mm ~ 75mm).
  • Ocular diopter adjustable on both eyetubes.
  • Stage: mechanical double layer size: 4-1/2inchx 4-15/16inch (115mm x 125mm).
  • Stage x-y stroke (travel range): 2-13/16inch x 1-3/16inch (70mm x 30mm).
  • Condenser and diaphragm: NA1.25 Abbe condenser with iris diaphragm.
  • Transmitted (lower) illuminator: LED light, intensity....
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Crabby 6'' Inch 30sec Diffraction Spectrometer to Measure Prism Refractive Index

  • Adjustable Prism table marked with grooved lines Main graduated scale of 150mm (6") Double ending verniers reading to 1 min to 30 Secs Arc depending on model Telescope mounted on movable pillar having fine adjustment..
  • Collarimeter mounted on fixed pillar with objective Eyepiece & Rack Pinion Fine Focusing..
  • Spectrometer with 6" Circle and Adjustable Prism table marked with grooved lines..
  • Telescope mounted on movable pillar having fine adjustment and Double ending verniers reading 30 Secs. Arc Collarimeter mounted on fixed pillar with objective..
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OMAX 50X-787.5X USB3 14MP Trinocular Ore Petrographic Polarizing Microscope with Bertrand Lens

  • rotatable, interpupillary adjustable, diopter rings on both ocular tubes.
  • Eyepieces: 10X (a pair of regular, and one with reticles, one with crosshair, and one with grids).
  • Nosepieces: Quadruple, objective center adjustable.
  • Objectives: DIN strain free achromatic - 4X- 10X - 25X - 40X - 63X - Plan 25X- Plan 40X(s) - Plan 63X(s).
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OMAX 50X-787.5X Trinocular Ore Petrographic Polarizing Microscope with Bertrand Lens and 10MP Camera

  • rotatable, interpupillary adjustable, diopter rings on both ocular tubes.
  • Eyepieces: 10X (a pair of regular, and one with reticles, one with crosshair, and one with grids).
  • Nosepieces: Quadruple, objective center adjustable.
  • Objectives: DIN strain free achromatic - 4X- 10X - 25X - 40X - 63X - Plan 25X- Plan 40X(s) - Plan 63X(s).
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Durable Leather Rifle Sling, Padded Handmade Gun Cartridges Holder Straps for .30-06 .45-70 .308 (Brown(with Shell Holder))

  • Sweet 30-06 4X-12X, 40mm Adjustable Objective, with rings.
  • 1/4 MOA. 30/30 Reticle. Adjustable Objective Hunting Scope..
  • Fully Coated Glass Lenses. Shockproof. Waterproof. Fogproof..
  • W/E Adjustment Range: 35. Eye Relief: 3 Inches. FOV LOW @ 100' (ft): 40. FOV HIGH @ 100' (ft): 10. PARALLAX SETTING (yds): 7.5 to Inf..
  • Two-piece weaver style rings included. 1 inch aluminum tube. 1 Year Warranty..
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Vortex Crossfire II 2-7x32mm Rifle Scope Dead-Hold BDC MOA Reticle

  • The 6-24x50 Adjustable Objective Crossfire II riflescope is one of many configurations in the Crossfire II line. The Dead-Hold BDC reticle is good for....
  • The adjustable objective provides image focus and parallax removal to the shooter while anti-reflective, fully multi-coated lenses provide bright and....
  • With long eye relief and an ultra-forgiving eye box, you'll be able to quickly get a sight picture and acquire your target. The fast focus eyepiece....
  • Capped reset turrets are finger adjustable with MOA clicks that can be reset to zero after sighting in..
  • A single piece tube constructed from aircraft grade aluminum ensures strength and shockproof performance. O-ring sealed and nitrogen purged, the....
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OMAX 40X-2000X Digital Lab Trinocular Compound LED Microscope with 5MP Digital Camera and Double Layer Mechanical Stage

  • Total magnification: 40X-80X-100X-200X-400X-800X-1000X-2000X.
  • Objective: achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
  • Sliding adjustable interpupillary distance: 2-3/16inch ~ 2-15/16inch(55mm ~ 75mm).
  • Ocular diopter adjustable on both eyetubes.
  • Stage: mechanical double layer size: 4-1/2inchx 4-15/16inch (115mm x 125mm).
  • Stage x-y stroke (travel range): 2-13/16i....
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Vortex Optics Crossfire II 6-18x44 AO SFP Riflescope Dead-Hold BDC MOA

  • The 6-18x44 Adjustable Objective Crossfire II riflescope is one of many configurations in the Crossfire II line. The Dead-Hold BDC reticle is good for....
  • The adjustable objective provides image focus and parallax removal to the shooter while anti-reflective, fully multi-coated lenses provide bright and....
  • With long eye relief and an ultra-forgiving eye box, you'll be able to quickly get a sight picture and acquire your target. The fast focus eyepiece....
  • Capped reset turrets are finger adjustable with MOA clicks that can be reset to zero after sighting in..
  • A single piece tube constructed from aircraft grade aluminum ensures strength and shockproof performance. O-ring sealed and nitrogen purged, the....
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BSA Optics 22-412X40AOWRTB 4-12X40 Sweet 22 AO Air Rifle Scope Black

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BSA Sweet 30-30 AO Rifle Scope 3030-3-9X40AOWRTB Sweet 30-30 3X-9X, 40mm Adjustable Obj, Weaver Rings, trapped Blister, Multicolor

  • Sweet Series 30-30 Adjustable Objective Rifle Scope.
  • 1/4 MOA. 30/30 Reticle. Adjustable Objective Hunting Scope..
  • Fully Coated Glass Lenses. Shockproof. Waterproof. Fogproof..
  • W/E Adjustment Range: 35. Eye Relief: 3 Inches. FOV LOW @ 100' (ft): 34.2. FOV HIGH @ 100' (ft): 11.5. PARALLAX SETTING (yds): 7.5 to Inf..
  • Two-piece weaver style rings included. 1 inch aluminum tube. 1 Year Warranty..
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OMAX 50X-787.5X Touchpad Screen Trinocular Ore Petrographic Polarizing Microscope with Bertrand Lens

  • Total magnification: 50X - 125X - 312.5X - 500X - 787.5X.
  • Head: Trinocular, 45 degrees inclined 360 degrees rotatable, interpupillary adjustable, diopter rings on both ocular tubes.
  • Eyepieces: 10X (a pair of regular, and one with reticles, one with crosshair, and one with grids).
  • Nosepieces: Quadruple, objective center adjustable.
  • Objectives: DIN strain free achromatic - 4X/0.10.
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