ZEISS Axiovert 5 TL/FL Microscope with Phase Contrast at 5x, DIC at 10x-100x, and Colibri 3 with 4-Channel Fluorescence

Title: ZEISS Axiovert 5 TL/FL Microscope with Phase Contrast at 5x, 
DIC at 10x-100x, and Colibri 3 with 4-Channel Fluorescence

This is a combined synopsis/solicitation for commercial items prepared in accordance with FAR Subpart 12.6, as supplemented with additional information included in this notice. This announcement constitutes the only solicitation; proposals are being requested, and a separate written solicitation will not be issued.

The solicitation number is 75N98026Q01063. This solicitation is issued as a competitive combined synopsis/solicitation for commercial products or commercial services. The Government intends to award a contract or purchase order resulting from this solicitation using full and open competition.

This acquisition is conducted under the authority of FAR 12.603, Streamlined Solicitation for Commercial Products or Commercial Services, and is not expected to exceed the simplified acquisition threshold of $350,000.00.

The National Institutes of Health (NIH), Office of the Director, Office of Acquisitions, seeks to award a Firm-Fixed-Price to the responsible offeror whose proposal represents the best value to the Government.

The solicitation document and incorporated provisions and clauses are those in effect through Federal Acquisition Circular 2026-01 March 13, 2026.

The associated NAICS code is 334516, and the small business size standard is 1,000 employees.
This requirement is NOT SET-ASIDE for SMALL BUSINESSES.

Description of Requirement:

1 EACH MICROSCOPE STAND AXIOVERT 5 TL FL SCB:

Microscope stand Axiovert 5 TL FL SCB with integrated Smart Control Box - 
6-position nosepiece B DIC M27, encoded with 10x29 mm slider mount - 6-
position reflector turret, encoded for P&C modules - Carrier transmitted light with integrated white LED 10W (average LED lifetime greater than 
60000 hrs) and 2-position filter slider, d=32 mm with phosphorescence 
block filter - Reflected light illumination with interface for Colibri / HBO / 
HXP / X-Cite Xylis® / HAL 100, with slider mounts for luminous-field 
diaphragm, aperture stop and filter slider - Manual coarse/fine focus drive - 
13 mm focus lift with adjustable focus stop - TL/FL switching - Snap button 
for ZEISS Axiocam - ECO mode - Light Manager for TL LED and Colibri 3 - 
CAN port for Colibri 3 - Smart Control Box for standalone operation (without 
PC) of microscope stand, functions with ZEISS Axiocam (105 R2, 202, 208, 
305, 705) via On Screen Display and for usage with Labscope (Windows and 
iOS) - Automatic features for camera control, image enhancement functions 
and readout of encoded microscope functions - Provided interfaces: HDMI, 
USB 3.0 Type-C and Type-A, USB 2.0 Type- A, Ethernet, Micro-D - Wi-Fi 
compatibility via USB Wi-Fi adapter and router - USB 3.0 flash drive, Type-C 
and Type-A - USB 3.0 cable 0.5 m for Axiocam 305 - USB 2.0 Type B interface to PC - External power adaptor input: 100-240V AC, 50/60Hz output: 24V DC, 
5A - Power cable - Dust protection set

1 EACH BINOCULAR TUBE 45°/23:

Binocular tube 45°/23 - Upright and unreversed image

2 EACH EYEPIECE PL 10x/23 Br. Foc:

Eyepiece PL 10x/23 Br. foc. with mount for reticle d=26 mm

1 EACH INTERMEDIATE PHOTOTUBE H=50mm, LEFT PORT:

Intermediate phototube H=50mm, left port - Camera port with interface 
60N - Slider mount with 2 clickstop positions

1 EACH SLIDER WITH MIRROR 100% FOR INTERMEDIATE PHOTOTUBE:

Slider with Mirror 100% for Intermediate Phototube - 2 clickstop positions 
for 100vis/100doc

1 EACH MECHANICAL STAGE 130x85 R/L FOR AXIOVERT:

Mechanical stage 130x85 R/L for Axiovert - for Axiovert 5 and Axio Vert.A1 - 
Manual 3-plate mechanical stage - for mounting frames K 160x110 mm - 
max. 3 kg sample load

1 EACH STOP SLIDER A 14x40 mm WITH APERTURE/LUMINOUS FIELD DIAPHRAGM:

Stop slider A 14x40 mm with aperture/luminous field diaphragm - Aperture 
diaphragm for Axio Scope - Luminous field diaphragm for Axiovert 5/7 and 
Axio Vert.A1

1 EACH UNIVERSAL MOUNTING FRAME K:

Universal mounting frame K for Petri dishes dia. 24...68 mm and slides 
(max. length 120 mm) frame size 160x110 mm

1 EACH UNIVERSAL MOUNTING FRAME K-X:

Universal mounting frame K-X for multitest dishes with footprint 124...133 x 
83...88 mm and Petri dishes dia. 87...92 mm frame size 160x110 mm

1 EACH LD CONDENSER 0.55 FOR H Ph PLASDIC DIC:

LD condenser 0.55 for H Ph PlasDIC DIC - 5-position modulator disk, freely 
configurable - Centerable positions, position 1 with aperture stop - for 
objectives 5x to 100x - Variable working distance 30 to 38 mm

1 EACH NEUTRAL-DENSITY FILTER 0.05 FOR CONDENSER: 

Neutral-density filter 0.05 for condenser - for the use at transmitted-light 
brightfield with alternating Ph, PlasDIC, iHMC - to be inserted into free 
position of LD condensers with modulator disk

1 EACH PHASE STOP PH 1/0.55 FOR CONDENSER:

Phase stop Ph 1/0.55 for condenser

1 EACH CONDENSER MODULE DIC II/0.55 WITH POLARIZER: 

Condenser module DIC II/0.55 with polarize

1 EACH CONDENSER MODULE DIC III/0.55 WITH POLARIZER: 

Condenser module DIC III/0.55 with polarizer

1 EACH DIC SLIDER PLAN-APO 10X/0.45 II: 

DIC slider Plan-Apo 10x/0.45 II

1 EACH ANALYZER MODULE DIC ACR P&C SHIFT FREE FOR TRANSMITTED LIGHT: 

Analyzer module DIC ACR P&C shift free for transmitted light - Optimized for 
DIC in transmitted light, not suitable for polarization - Pol filter for imaging 
free from pixel shift, almost without wedge error

1 EACH SOLID-STATE LIGHT SOURCE COLIBRI 3, TYPE RGB-UV: 

Solid-State Light source Colibri 3, Type RGB-UV 4-channel fluorescence light 
source with integrated control unit in Axioscope and Axiovert 5 TL/FL SCB 
for continuous brightness adjustment, quickly switchable and adjustable 
manually by stand, by standalone operation via On Screen Display for 
Axioscope with in Axiocam 202/208, by standalone operation via On Screen 
Display for Axiovert 5 TL/FL SCB with Axiocam 105 R2/202/208/305/705, or 
by software Labscope or ZEN - Equipped with 4 solid-state LED lamps - Red 
(625nm) for excitation of Cy5, Alexa 631, TOTO-3 and similar dyes - Green 
(565nm) for excitation of Cy3, TRITC, DsRed and similar dyes - Blue (470nm) 
for excitation of eGFP, Fluo4, FITC and similar dyes - UV (385nm) for 
excitation of DAPI, Alexa 405, Hoechst 33258 and similar dyes

1 EACH ILLUMINATION ADAPTER A, ACHROMATIC, FOR AXIO VERT:

llumination adapter A, achromatic, for Axiovert 5/7 - for achromatization of 
the reflected light beam path - Especially recommended for fluorescence 
microscopy with shorter excitation wavelengths

1 EACH STOP SLIDER A 14X40 MM WITH APERTURE DIAPHRAGM FOR AXIO VERT:

Stop slider A 14x40 mm with aperture diaphragm for Axiovert 5/7

1 EACH FILTER SET 90 HE LED WITH REFLECTOR MODULE FL EC P&C (E):

Filter Set 90 HE LED with Reflector Module FL EC P&C (E) Filter Set 90 HE LED 
shift free for use with ZEISS LED fluorescence light sources with excitation 
wavelengths 385, 475, 555 and 630 nm - Consisting of filters QBS 405 + 493 
+ 575 + 653 and QBP 425/30 + 514/30 + 592/25 + 709/100 inserted in 
reflector module - Reflection avoided by tilted mount for emission filters

1 EACH OBJECTIVE EC PLAN-NEOFLUAR 5X/0.16 PH1 M27:

Objective EC Plan-Neofluar 5x/0.16 Ph1 M27 (FWD=18.5mm)

5 EACH ADAPTER M 27X0.75 / W 0.8 H "0":

Adapter M 27x0.75 / W 0.8 H "0"

1 EACH CAMERA ADAPTER 60N-C 2/3" 0.63X:

Camera Adapter 60N-C 2/3" 0.63x

1 EACH CAMERA ADAPTER 60N-C 1" 1.0X: 

Camera Adapter 60N-C 1" 1.0x

1 EACH ZEN 3.14+: 

ZEN 3.14+ Software platform for image acquisition and processing on 
Windows 11 - User interface configurable - Control of the ZEISS microscope 
systems and components - Extensive acquisition and analysis - CZI image 
format - Basic 3D Viewing - Colocalization - Connect Basic - Direct Processing 
- Manual EDF - Measurement - Panorama - Spectral Unmixing - ZEN Data 
Storage Client - Time Series Acquisition - Multichannel Acquisition - ZEN API 
Gateway - License entitles use of the ZEN software in the specified version 
and in the subsequent version - Includes a Docker Desktop license required 
by select ZEN toolkits

1 EACH SHIPPING 

1 EACH Tariff Charge

The provision at FAR 52.212-1, Instructions to Offerors—Commercial Items, applies to this acquisition. Add any agency-specific instructions as required.

The provision at FAR 52.212-2, Evaluation—Commercial Items, applies to this acquisition.
The Government will award a contract resulting from this solicitation to the responsible offeror whose offer conforming to the solicitation represents the best value to the Government, price and other factors considered.

EVALUATION CRITERIA:
Award will be made to the contractor providing the most advantageous quote to the government, technical factors and cost/price considered. 
Technical factors outweigh cost.
A written notice of award or acceptance of an offer, issued within the time specified in the offer, shall result in a binding contract without further action by either party. The Government reserves the right to accept any offer before the expiration date.

Offerors shall include a completed copy of FAR 52.212-3, Offeror Representations and Certifications—Commercial Items, with their offer.

FAR 52.212-4, Contract Terms and Conditions—Commercial Items, applies to this acquisition.

FAR 52.212-5, Contract Terms and Conditions Required to Implement Statutes or Executive Orders—Commercial Items, applies to this acquisition.

Submission Requirements:

Responses must include sufficient information to demonstrate the offeror’s capability to provide the required product or service. Quotes shall include, at a minimum:

•    Unit and total price 
•    Shipping and handling costs 
•    Delivery timeframe after award 
•    Delivery terms 
•    F.O.B. point (destination) 
•    Product or catalog numbers (if applicable) 
•    Product/service description 

Additional evaluation considerations may include past performance, warranty, lifecycle cost, maintenance availability, and environmental or energy efficiency.

Responses must include the Unique Entity Identifier (UEI), Taxpayer Identification Number (TIN), and business size certification. All offerors must be actively registered in the System for Award Management (SAM) at www.sam.gov.

All responses must be received by September 2, 2026, at 9:00am EST and must reference solicitation number 75N98026Q01063. Responses may be submitted electronically to Haunp@mail.nih.gov.